1399696794 has 32 divisors (see below), whose sum is σ = 3113187840. Its totient is φ = 466153056.

The previous prime is 1399696759. The next prime is 1399696813. The reversal of 1399696794 is 4976969931.

It is a super-2 number, since 2×1399696794² = 3918302230267756872, which contains 22 as substring.

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, 53559 + ... + 75285.

It is an arithmetic number, because the mean of its divisors is an integer number (97287120).

Almost surely, 2^1399696794 is an apocalyptic number.

1399696794 is an abundant number, since it is smaller than the sum of its proper divisors (1713491046).

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

1399696794 is a wasteful number, since it uses less digits than its factorization.

1399696794 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 22931 (or 22925 counting only the distinct ones).

The product of its digits is 19840464, while the sum is 63.

The square root of 1399696794 is about 37412.5218877317. The cubic root of 1399696794 is about 1118.6081759649.

The spelling of 1399696794 in words is "one billion, three hundred ninety-nine million, six hundred ninety-six thousand, seven hundred ninety-four".