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2270470752 = 2532113161379
BaseRepresentation
bin1000011101010100…
…1010001001100000
312212020021212100100
42013111022021200
514122220031002
61013144022400
7110156453154
oct20725121140
95766255310
102270470752
11a65692310
12534461a00
132a2506524
14177783064
15d44dc11c
hex8754a260

2270470752 has 288 divisors, whose sum is σ = 7409525760. Its totient is φ = 653184000.

The previous prime is 2270470733. The next prime is 2270470789. The reversal of 2270470752 is 2570740722.

It is a tau number, because it is divible by the number of its divisors (288).

It is a Harshad number since it is a multiple of its sum of digits (36).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 5990499 + ... + 5990877.

It is an arithmetic number, because the mean of its divisors is an integer number (25727520).

Almost surely, 22270470752 is an apocalyptic number.

2270470752 is a gapful number since it is divisible by the number (22) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 2270470752, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (3704762880).

2270470752 is an abundant number, since it is smaller than the sum of its proper divisors (5139055008).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

2270470752 is a wasteful number, since it uses less digits than its factorization.

2270470752 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 498 (or 487 counting only the distinct ones).

The product of its (nonzero) digits is 54880, while the sum is 36.

The square root of 2270470752 is about 47649.4569958567. The cubic root of 2270470752 is about 1314.3326722443.

The spelling of 2270470752 in words is "two billion, two hundred seventy million, four hundred seventy thousand, seven hundred fifty-two".