1057732636 has 6 divisors (see below), whose sum is σ = 1851032120. Its totient is φ = 528866316.

The previous prime is 1057732583. The next prime is 1057732649. The reversal of 1057732636 is 6362377501.

It is a super-2 number, since 2×1057732636² = 2237596658519016992, which contains 22 as substring.

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, 132216576 + ... + 132216583.

Almost surely, 2^1057732636 is an apocalyptic number.

It is an amenable number.

1057732636 is a deficient number, since it is larger than the sum of its proper divisors (793299484).

1057732636 is a wasteful number, since it uses less digits than its factorization.

1057732636 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 264433163 (or 264433161 counting only the distinct ones).

The product of its (nonzero) digits is 158760, while the sum is 40.

The square root of 1057732636 is about 32522.8017858240. The cubic root of 1057732636 is about 1018.8853118173.

The spelling of 1057732636 in words is "one billion, fifty-seven million, seven hundred thirty-two thousand, six hundred thirty-six".