1400379056 has 20 divisors (see below), whose sum is σ = 2713888800. Its totient is φ = 700020672.

The previous prime is 1400379049. The next prime is 1400379109. The reversal of 1400379056 is 6509730041.

It is a super-2 number, since 2×1400379056² = 3922123000966902272, which contains 22 as substring.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 82985 + ... + 98423.

It is an arithmetic number, because the mean of its divisors is an integer number (135694440).

Almost surely, 2^1400379056 is an apocalyptic number.

1400379056 is a gapful number since it is divisible by the number (16) formed by its first and last digit.

It is an amenable number.

1400379056 is a deficient number, since it is larger than the sum of its proper divisors (1313509744).

1400379056 is a wasteful number, since it uses less digits than its factorization.

1400379056 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 21116 (or 21110 counting only the distinct ones).

The product of its (nonzero) digits is 22680, while the sum is 35.

The square root of 1400379056 is about 37421.6388737853. The cubic root of 1400379056 is about 1118.7898962458.

The spelling of 1400379056 in words is "one billion, four hundred million, three hundred seventy-nine thousand, fifty-six".