750664 has 16 divisors (see below), whose sum is σ = 1422720. Its totient is φ = 371280.

The previous prime is 750661. The next prime is 750667. The reversal of 750664 is 466057.

It is an interprime number because it is at equal distance from previous prime (750661) and next prime (750667).

It is a plaindrome in base 14.

It is a nialpdrome in base 15.

It is not an unprimeable number, because it can be changed into a prime (750661) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 369 + ... + 1279.

It is an arithmetic number, because the mean of its divisors is an integer number (88920).

2⁷⁵⁰⁶⁶⁴ is an apocalyptic number.

It is an amenable number.

750664 is a deficient number, since it is larger than the sum of its proper divisors (672056).

750664 is a wasteful number, since it uses less digits than its factorization.

750664 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1020 (or 1016 counting only the distinct ones).

The product of its (nonzero) digits is 5040, while the sum is 28.

The square root of 750664 is about 866.4086795502. The cubic root of 750664 is about 90.8828343567.

The spelling of 750664 in words is "seven hundred fifty thousand, six hundred sixty-four".