1056394674 has 48 divisors (see below), whose sum is σ = 2348174400. Its totient is φ = 343048608.

The previous prime is 1056394673. The next prime is 1056394681. The reversal of 1056394674 is 4764936501.

1056394674 is a `hidden beast` number, since 1 + 0 + 5 + 639 + 4 + 6 + 7 + 4 = 666.

It is a super-2 number, since 2×1056394674² = 2231939414511132552, which contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (1056394673) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 338232 + ... + 341340.

It is an arithmetic number, because the mean of its divisors is an integer number (48920300).

Almost surely, 2^1056394674 is an apocalyptic number.

1056394674 is an abundant number, since it is smaller than the sum of its proper divisors (1291779726).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

1056394674 is a wasteful number, since it uses less digits than its factorization.

1056394674 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3599 (or 3596 counting only the distinct ones).

The product of its (nonzero) digits is 544320, while the sum is 45.

The square root of 1056394674 is about 32502.2256776363. The cubic root of 1056394674 is about 1018.4555229821.

The spelling of 1056394674 in words is "one billion, fifty-six million, three hundred ninety-four thousand, six hundred seventy-four".