1057205732 has 12 divisors (see below), whose sum is σ = 2018301936. Its totient is φ = 480548040.

The previous prime is 1057205731. The next prime is 1057205749. The reversal of 1057205732 is 2375027501.

It is a super-2 number, since 2×1057205732² = 2235367919547311648, which contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (1057205731) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 12013658 + ... + 12013745.

It is an arithmetic number, because the mean of its divisors is an integer number (168191828).

Almost surely, 2^1057205732 is an apocalyptic number.

It is an amenable number.

1057205732 is a deficient number, since it is larger than the sum of its proper divisors (961096204).

1057205732 is a wasteful number, since it uses less digits than its factorization.

1057205732 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 24027418 (or 24027416 counting only the distinct ones).

The product of its (nonzero) digits is 14700, while the sum is 32.

The square root of 1057205732 is about 32514.7002446586. The cubic root of 1057205732 is about 1018.7160995808.

The spelling of 1057205732 in words is "one billion, fifty-seven million, two hundred five thousand, seven hundred thirty-two".