1394679056 has 20 divisors (see below), whose sum is σ = 2709988752. Its totient is φ = 695327136.

The previous prime is 1394679017. The next prime is 1394679061. The reversal of 1394679056 is 6509764931.

It is a super-2 number, since 2×1394679056² = 3890259338490102272, which contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 1394678995 and 1394679013.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 120050 + ... + 131153.

Almost surely, 2^1394679056 is an apocalyptic number.

1394679056 is a gapful number since it is divisible by the number (16) formed by its first and last digit.

It is an amenable number.

1394679056 is a deficient number, since it is larger than the sum of its proper divisors (1315309696).

1394679056 is a wasteful number, since it uses less digits than its factorization.

1394679056 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 251558 (or 251552 counting only the distinct ones).

The product of its (nonzero) digits is 1224720, while the sum is 50.

The square root of 1394679056 is about 37345.4020730799. The cubic root of 1394679056 is about 1117.2698853373.

The spelling of 1394679056 in words is "one billion, three hundred ninety-four million, six hundred seventy-nine thousand, fifty-six".