1056493274 has 16 divisors (see below), whose sum is σ = 1606010112. Its totient is φ = 521199168.

The previous prime is 1056493267. The next prime is 1056493297. The reversal of 1056493274 is 4723946501.

It is a super-2 number, since 2×1056493274² = 2232356076014478152, which contains 22 as substring.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 39917 + ... + 60879.

It is an arithmetic number, because the mean of its divisors is an integer number (100375632).

Almost surely, 2^1056493274 is an apocalyptic number.

1056493274 is a deficient number, since it is larger than the sum of its proper divisors (549516838).

1056493274 is a wasteful number, since it uses less digits than its factorization.

1056493274 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 21301.

The product of its (nonzero) digits is 181440, while the sum is 41.

The square root of 1056493274 is about 32503.7424614459. The cubic root of 1056493274 is about 1018.4872082960.

The spelling of 1056493274 in words is "one billion, fifty-six million, four hundred ninety-three thousand, two hundred seventy-four".