1439073992 has 16 divisors (see below), whose sum is σ = 2698704540. Its totient is φ = 719419456.

The previous prime is 1439073973. The next prime is 1439074027. The reversal of 1439073992 is 2993709341.

It is a happy number.

It can be written as a sum of positive squares in 2 ways, for example, as 1435955236 + 3118756 = 37894^2 + 1766^2 .

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, 59198 + ... + 79890.

Almost surely, 2^1439073992 is an apocalyptic number.

It is an amenable number.

1439073992 is a deficient number, since it is larger than the sum of its proper divisors (1259630548).

1439073992 is a wasteful number, since it uses less digits than its factorization.

1439073992 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 29392 (or 29388 counting only the distinct ones).

The product of its (nonzero) digits is 367416, while the sum is 47.

The square root of 1439073992 is about 37935.1287331413. The cubic root of 1439073992 is about 1129.0011252830.

The spelling of 1439073992 in words is "one billion, four hundred thirty-nine million, seventy-three thousand, nine hundred ninety-two".