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2272772 = 22568193
BaseRepresentation
bin1000101010111000000100
311021110122202
420222320010
51040212042
6120414032
725214105
oct10527004
94243582
102272772
111312627
12917318
13617648
144323ac
152ed632
hex22ae04

2272772 has 6 divisors (see below), whose sum is σ = 3977358. Its totient is φ = 1136384.

The previous prime is 2272771. The next prime is 2272811. The reversal of 2272772 is 2772722.

It can be written as a sum of positive squares in only one way, i.e., 1976836 + 295936 = 1406^2 + 544^2 .

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2272771) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 284093 + ... + 284100.

It is an arithmetic number, because the mean of its divisors is an integer number (662893).

22272772 is an apocalyptic number.

It is an amenable number.

2272772 is a deficient number, since it is larger than the sum of its proper divisors (1704586).

2272772 is a wasteful number, since it uses less digits than its factorization.

2272772 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 568197 (or 568195 counting only the distinct ones).

The product of its digits is 5488, while the sum is 29.

The square root of 2272772 is about 1507.5715571740. The cubic root of 2272772 is about 131.4776571986.

The spelling of 2272772 in words is "two million, two hundred seventy-two thousand, seven hundred seventy-two".

Divisors: 1 2 4 568193 1136386 2272772