747264 has 72 divisors (see below), whose sum is σ = 2289280. Its totient is φ = 211968.

The previous prime is 747259. The next prime is 747277. The reversal of 747264 is 462747.

It is a nude number because it is divisible by every one of its digits.

It is a congruent number.

It is an unprimeable number.

747264 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 in 7 ways as a sum of consecutive naturals, for example, 5307 + ... + 5445.

2⁷⁴⁷²⁶⁴ is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 747264, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1144640).

747264 is an abundant number, since it is smaller than the sum of its proper divisors (1542016).

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

747264 is a wasteful number, since it uses less digits than its factorization.

747264 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 165 (or 151 counting only the distinct ones).

The product of its digits is 9408, while the sum is 30.

The square root of 747264 is about 864.4443301914. Note that the first 3 decimals coincide. The cubic root of 747264 is about 90.7454140918.

The spelling of 747264 in words is "seven hundred forty-seven thousand, two hundred sixty-four".