1057498269 has 32 divisors (see below), whose sum is σ = 1469529600. Its totient is φ = 675960768.

The previous prime is 1057498217. The next prime is 1057498279. The reversal of 1057498269 is 9628947501.

It is not a de Polignac number, because 1057498269 - 2²¹ = 1055401117 is a prime.

It is a super-2 number, since 2×1057498269² = 2236605177875992722, which contains 22 as substring.

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1057498279) 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, 3029907 + ... + 3030255.

It is an arithmetic number, because the mean of its divisors is an integer number (45922800).

Almost surely, 2^1057498269 is an apocalyptic number.

It is an amenable number.

1057498269 is a deficient number, since it is larger than the sum of its proper divisors (412031331).

1057498269 is a wasteful number, since it uses less digits than its factorization.

1057498269 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 761.

The product of its (nonzero) digits is 1088640, while the sum is 51.

The square root of 1057498269 is about 32519.1984679820. The cubic root of 1057498269 is about 1018.8100531225.

The spelling of 1057498269 in words is "one billion, fifty-seven million, four hundred ninety-eight thousand, two hundred sixty-nine".