747332512 has 96 divisors (see below), whose sum is σ = 1619569728. Its totient is φ = 338006016.

The previous prime is 747332507. The next prime is 747332513. The reversal of 747332512 is 215233747.

It is a Harshad number since it is a multiple of its sum of digits (34).

It is not an unprimeable number, because it can be changed into a prime (747332513) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 2153523 + ... + 2153869.

It is an arithmetic number, because the mean of its divisors is an integer number (16870518).

Almost surely, 2^747332512 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 747332512, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (809784864).

747332512 is an abundant number, since it is smaller than the sum of its proper divisors (872237216).

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

747332512 is a wasteful number, since it uses less digits than its factorization.

747332512 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 518 (or 510 counting only the distinct ones).

The product of its digits is 35280, while the sum is 34.

The square root of 747332512 is about 27337.3830495898. The cubic root of 747332512 is about 907.4818730173.

The spelling of 747332512 in words is "seven hundred forty-seven million, three hundred thirty-two thousand, five hundred twelve".