1057633250 has 64 divisors (see below), whose sum is σ = 2027870208. Its totient is φ = 412920000.

The previous prime is 1057633249. The next prime is 1057633259. The reversal of 1057633250 is 523367501.

It is a super-2 number, since 2×1057633250² = 2237176183011125000, which contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (1057633259) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 3400595 + ... + 3400905.

It is an arithmetic number, because the mean of its divisors is an integer number (31685472).

Almost surely, 2^1057633250 is an apocalyptic number.

1057633250 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

1057633250 is a deficient number, since it is larger than the sum of its proper divisors (970236958).

1057633250 is a wasteful number, since it uses less digits than its factorization.

1057633250 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 612 (or 602 counting only the distinct ones).

The product of its (nonzero) digits is 18900, while the sum is 32.

The square root of 1057633250 is about 32521.2738065409. The cubic root of 1057633250 is about 1018.8533988669.

The spelling of 1057633250 in words is "one billion, fifty-seven million, six hundred thirty-three thousand, two hundred fifty".