964591612 has 48 divisors (see below), whose sum is σ = 1745301600. Its totient is φ = 466329600.

The previous prime is 964591603. The next prime is 964591627. The reversal of 964591612 is 216195469.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 4997788 + ... + 4997980.

It is an arithmetic number, because the mean of its divisors is an integer number (36360450).

Almost surely, 2^964591612 is an apocalyptic number.

It is an amenable number.

964591612 is a deficient number, since it is larger than the sum of its proper divisors (780709988).

964591612 is a wasteful number, since it uses less digits than its factorization.

964591612 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 526 (or 524 counting only the distinct ones).

The product of its digits is 116640, while the sum is 43.

The square root of 964591612 is about 31057.8752009857. The cubic root of 964591612 is about 988.0550912584.

The spelling of 964591612 in words is "nine hundred sixty-four million, five hundred ninety-one thousand, six hundred twelve".