733872 has 20 divisors (see below), whose sum is σ = 1895960. Its totient is φ = 244608.

The previous prime is 733871. The next prime is 733879. The reversal of 733872 is 278337.

It is a super-2 number, since 2×733872² = 1077136224768, which contains 22 as substring.

It is a hoax number, since the sum of its digits (30) coincides with the sum of the digits of its distinct prime factors.

It is an Ulam number.

It is not an unprimeable number, because it can be changed into a prime (733871) 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, 7597 + ... + 7692.

It is an arithmetic number, because the mean of its divisors is an integer number (94798).

2⁷³³⁸⁷² is an apocalyptic number.

It is an amenable number.

733872 is an abundant number, since it is smaller than the sum of its proper divisors (1162088).

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

733872 is a wasteful number, since it uses less digits than its factorization.

733872 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 15300 (or 15294 counting only the distinct ones).

The product of its digits is 7056, while the sum is 30.

The square root of 733872 is about 856.6632944162. The cubic root of 733872 is about 90.2000488362.

Subtracting from 733872 its reverse (278337), we obtain a triangular number (455535 = T₉₅₄).

The spelling of 733872 in words is "seven hundred thirty-three thousand, eight hundred seventy-two".