746644 has 12 divisors (see below), whose sum is σ = 1325044. Its totient is φ = 368064.

The previous prime is 746597. The next prime is 746653. The reversal of 746644 is 446647.

It can be written as a sum of positive squares in 2 ways, for example, as 372100 + 374544 = 610^2 + 612^2 .

It is a hoax number, since the sum of its digits (31) coincides with the sum of the digits of its distinct prime factors.

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, 987 + ... + 1570.

2⁷⁴⁶⁶⁴⁴ is an apocalyptic number.

It is an amenable number.

746644 is a deficient number, since it is larger than the sum of its proper divisors (578400).

746644 is a wasteful number, since it uses less digits than its factorization.

746644 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2634 (or 2632 counting only the distinct ones).

The product of its digits is 16128, while the sum is 31.

The square root of 746644 is about 864.0856439034. The cubic root of 746644 is about 90.7203101910.

The spelling of 746644 in words is "seven hundred forty-six thousand, six hundred forty-four".