1056986630 has 32 divisors (see below), whose sum is σ = 2188987200. Its totient is φ = 359959680.

The previous prime is 1056986627. The next prime is 1056986641. The reversal of 1056986630 is 366896501.

It is a super-2 number, since 2×1056986630² = 2234441471997513800, which contains 22 as substring.

It is a Curzon number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 40241 + ... + 61100.

It is an arithmetic number, because the mean of its divisors is an integer number (68405850).

Almost surely, 2^1056986630 is an apocalyptic number.

1056986630 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

1056986630 is an abundant number, since it is smaller than the sum of its proper divisors (1132000570).

1056986630 is a wasteful number, since it uses less digits than its factorization.

1056986630 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 101504.

The product of its (nonzero) digits is 233280, while the sum is 44.

The square root of 1056986630 is about 32511.3307940478. The cubic root of 1056986630 is about 1018.6457196635.

The spelling of 1056986630 in words is "one billion, fifty-six million, nine hundred eighty-six thousand, six hundred thirty".