2057502532 has 6 divisors (see below), whose sum is σ = 3600629438. Its totient is φ = 1028751264.

The previous prime is 2057502509. The next prime is 2057502547. The reversal of 2057502532 is 2352057502.

It can be written as a sum of positive squares in only one way, i.e., 2023560256 + 33942276 = 44984^2 + 5826^2 .

It is a super-2 number, since 2×2057502532² = 8466633338372822048, which contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 2057502494 and 2057502503.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 257187813 + ... + 257187820.

Almost surely, 2^2057502532 is an apocalyptic number.

It is an amenable number.

2057502532 is a deficient number, since it is larger than the sum of its proper divisors (1543126906).

2057502532 is a wasteful number, since it uses less digits than its factorization.

2057502532 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 514375637 (or 514375635 counting only the distinct ones).

The product of its (nonzero) digits is 21000, while the sum is 31.

The square root of 2057502532 is about 45359.7016304120. The cubic root of 2057502532 is about 1271.8819170014.

The spelling of 2057502532 in words is "two billion, fifty-seven million, five hundred two thousand, five hundred thirty-two".