1399374076 has 6 divisors (see below), whose sum is σ = 2448904640. Its totient is φ = 699687036.

The previous prime is 1399374043. The next prime is 1399374101. The reversal of 1399374076 is 6704739931.

It is a happy number.

It is a super-3 number, since 3×1399374076³ (a number of 28 digits) contains 333 as substring.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 174921756 + ... + 174921763.

Almost surely, 2^1399374076 is an apocalyptic number.

It is an amenable number.

1399374076 is a deficient number, since it is larger than the sum of its proper divisors (1049530564).

1399374076 is a wasteful number, since it uses less digits than its factorization.

1399374076 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 349843523 (or 349843521 counting only the distinct ones).

The product of its (nonzero) digits is 857304, while the sum is 49.

The square root of 1399374076 is about 37408.2086713598. The cubic root of 1399374076 is about 1118.5221995490.

The spelling of 1399374076 in words is "one billion, three hundred ninety-nine million, three hundred seventy-four thousand, seventy-six".