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2207040 = 263511219
BaseRepresentation
bin1000011010110101000000
311011010111020
420122311000
51031111130
6115145440
724521343
oct10326500
94133436
102207040
111278200
128a5280
135c3754
1441645a
152d8e10
hex21ad40

2207040 has 168 divisors, whose sum is σ = 8107680. Its totient is φ = 506880.

The previous prime is 2207039. The next prime is 2207069. The reversal of 2207040 is 407022.

It is a Harshad number since it is a multiple of its sum of digits (15).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 116151 + ... + 116169.

It is an arithmetic number, because the mean of its divisors is an integer number (48260).

22207040 is an apocalyptic number.

2207040 is a gapful number since it is divisible by the number (20) 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 2207040, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (4053840).

2207040 is an abundant number, since it is smaller than the sum of its proper divisors (5900640).

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

2207040 is a wasteful number, since it uses less digits than its factorization.

2207040 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 61 (or 40 counting only the distinct ones).

The product of its (nonzero) digits is 112, while the sum is 15.

The square root of 2207040 is about 1485.6109854198. The cubic root of 2207040 is about 130.1977267236.

It can be divided in two parts, 220 and 7040, that added together give a triangular number (7260 = T120).

The spelling of 2207040 in words is "two million, two hundred seven thousand, forty".