964722144 has 48 divisors (see below), whose sum is σ = 2534042448. Its totient is φ = 321364992.

The previous prime is 964722119. The next prime is 964722151. The reversal of 964722144 is 441227469.

It is a tau number, because it is divible by the number of its divisors (48).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 235764 + ... + 239820.

It is an arithmetic number, because the mean of its divisors is an integer number (52792551).

Almost surely, 2^964722144 is an apocalyptic number.

It is an amenable number.

964722144 is an abundant number, since it is smaller than the sum of its proper divisors (1569320304).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

964722144 is a wasteful number, since it uses less digits than its factorization.

964722144 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6547 (or 6539 counting only the distinct ones).

The product of its digits is 96768, while the sum is 39.

The square root of 964722144 is about 31059.9765614850. The cubic root of 964722144 is about 988.0996583022.

The spelling of 964722144 in words is "nine hundred sixty-four million, seven hundred twenty-two thousand, one hundred forty-four".