964624 has 10 divisors (see below), whose sum is σ = 1868990. Its totient is φ = 482304.

The previous prime is 964609. The next prime is 964637. The reversal of 964624 is 426469.

It can be written as a sum of positive squares in only one way, i.e., 518400 + 446224 = 720^2 + 668^2 .

It is a super-2 number, since 2×964624² = 1860998922752, which contains 22 as substring.

It is a nialpdrome in base 16.

It is an unprimeable number.

964624 is an untouchable number, because it is not equal to the sum of proper divisors of any number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 30129 + ... + 30160.

It is an arithmetic number, because the mean of its divisors is an integer number (186899).

2⁹⁶⁴⁶²⁴ is an apocalyptic number.

It is an amenable number.

964624 is a deficient number, since it is larger than the sum of its proper divisors (904366).

964624 is a wasteful number, since it uses less digits than its factorization.

964624 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 60297 (or 60291 counting only the distinct ones).

The product of its digits is 10368, while the sum is 31.

The square root of 964624 is about 982.1527376126. The cubic root of 964624 is about 98.8066149745.

The spelling of 964624 in words is "nine hundred sixty-four thousand, six hundred twenty-four".