2257625332 has 6 divisors (see below), whose sum is σ = 3950844338. Its totient is φ = 1128812664.

The previous prime is 2257625327. The next prime is 2257625341. The reversal of 2257625332 is 2335267522.

It can be written as a sum of positive squares in only one way, i.e., 2219728996 + 37896336 = 47114^2 + 6156^2 .

It is a super-2 number, since 2×2257625332² = 10193744279376220448, which contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 2257625291 and 2257625300.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 282203163 + ... + 282203170.

Almost surely, 2^2257625332 is an apocalyptic number.

It is an amenable number.

2257625332 is a deficient number, since it is larger than the sum of its proper divisors (1693219006).

2257625332 is a wasteful number, since it uses less digits than its factorization.

2257625332 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 564406337 (or 564406335 counting only the distinct ones).

The product of its digits is 151200, while the sum is 37.

The square root of 2257625332 is about 47514.4749734226. The cubic root of 2257625332 is about 1311.8493260006.

The spelling of 2257625332 in words is "two billion, two hundred fifty-seven million, six hundred twenty-five thousand, three hundred thirty-two".