316542644 has 12 divisors (see below), whose sum is σ = 604308768. Its totient is φ = 143883000.

The previous prime is 316542631. The next prime is 316542683. The reversal of 316542644 is 446245613.

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, 3597032 + ... + 3597119.

It is an arithmetic number, because the mean of its divisors is an integer number (50359064).

Almost surely, 2^316542644 is an apocalyptic number.

It is an amenable number.

316542644 is a deficient number, since it is larger than the sum of its proper divisors (287766124).

316542644 is a wasteful number, since it uses less digits than its factorization.

316542644 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7194166 (or 7194164 counting only the distinct ones).

The product of its digits is 69120, while the sum is 35.

The square root of 316542644 is about 17791.6453426882. The cubic root of 316542644 is about 681.5181220619.

The spelling of 316542644 in words is "three hundred sixteen million, five hundred forty-two thousand, six hundred forty-four".