1392917038 has 8 divisors (see below), whose sum is σ = 2161423080. Its totient is φ = 672442680.

The previous prime is 1392916991. The next prime is 1392917081. The reversal of 1392917038 is 8307192931.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a junction number, because it is equal to n+sod(n) for n = 1392916985 and 1392917003.

It is a congruent number.

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, 12007848 + ... + 12007963.

It is an arithmetic number, because the mean of its divisors is an integer number (270177885).

Almost surely, 2^1392917038 is an apocalyptic number.

1392917038 is a deficient number, since it is larger than the sum of its proper divisors (768506042).

1392917038 is a wasteful number, since it uses less digits than its factorization.

1392917038 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 24015842.

The product of its (nonzero) digits is 81648, while the sum is 43.

The square root of 1392917038 is about 37321.8037881344. The cubic root of 1392917038 is about 1116.7991726723.

The spelling of 1392917038 in words is "one billion, three hundred ninety-two million, nine hundred seventeen thousand, thirty-eight".