1056646674 has 32 divisors (see below), whose sum is σ = 2349272640. Its totient is φ = 352040256.

The previous prime is 1056646673. The next prime is 1056646681. The reversal of 1056646674 is 4766466501.

1056646674 is a `hidden beast` number, since 10 + 566 + 4 + 6 + 6 + 74 = 666.

It is a super-2 number, since 2×1056646674² = 2233004387350524552, which contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (1056646673) 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 15 ways as a sum of consecutive naturals, for example, 149529 + ... + 156435.

It is an arithmetic number, because the mean of its divisors is an integer number (73414770).

Almost surely, 2^1056646674 is an apocalyptic number.

1056646674 is an abundant number, since it is smaller than the sum of its proper divisors (1292625966).

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

1056646674 is a wasteful number, since it uses less digits than its factorization.

1056646674 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 9751 (or 9745 counting only the distinct ones).

The product of its (nonzero) digits is 725760, while the sum is 45.

The square root of 1056646674 is about 32506.1021040666. The cubic root of 1056646674 is about 1018.5364997840.

The spelling of 1056646674 in words is "one billion, fifty-six million, six hundred forty-six thousand, six hundred seventy-four".