747872 has 12 divisors (see below), whose sum is σ = 1472436. Its totient is φ = 373920.

The previous prime is 747871. The next prime is 747889. The reversal of 747872 is 278747.

It is an alternating number because its digits alternate between odd and even.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (747871) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 11654 + ... + 11717.

It is an arithmetic number, because the mean of its divisors is an integer number (122703).

2⁷⁴⁷⁸⁷² is an apocalyptic number.

It is an amenable number.

747872 is a deficient number, since it is larger than the sum of its proper divisors (724564).

747872 is a wasteful number, since it uses less digits than its factorization.

747872 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 23381 (or 23373 counting only the distinct ones).

The product of its digits is 21952, while the sum is 35.

The square root of 747872 is about 864.7959296851. The cubic root of 747872 is about 90.7700186291.

The spelling of 747872 in words is "seven hundred forty-seven thousand, eight hundred seventy-two".