1396642504 has 16 divisors (see below), whose sum is σ = 2703179520. Its totient is φ = 675794640.

The previous prime is 1396642493. The next prime is 1396642529. The reversal of 1396642504 is 4052466931.

It is a super-2 number, since 2×1396642504² = 3901220567958780032, 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, 2815564 + ... + 2816059.

It is an arithmetic number, because the mean of its divisors is an integer number (168948720).

Almost surely, 2^1396642504 is an apocalyptic number.

It is an amenable number.

1396642504 is a deficient number, since it is larger than the sum of its proper divisors (1306537016).

1396642504 is a wasteful number, since it uses less digits than its factorization.

1396642504 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5631660 (or 5631656 counting only the distinct ones).

The product of its (nonzero) digits is 155520, while the sum is 40.

The square root of 1396642504 is about 37371.6805081067. The cubic root of 1396642504 is about 1117.7939420312.

The spelling of 1396642504 in words is "one billion, three hundred ninety-six million, six hundred forty-two thousand, five hundred four".