747579216 has 80 divisors (see below), whose sum is σ = 2052082944. Its totient is φ = 233705472.

The previous prime is 747579193. The next prime is 747579241. The reversal of 747579216 is 612975747.

It is a happy number.

It is a Harshad number since it is a multiple of its sum of digits (48).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 253945 + ... + 256871.

Almost surely, 2^747579216 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 747579216, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1026041472).

747579216 is an abundant number, since it is smaller than the sum of its proper divisors (1304503728).

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

747579216 is a wasteful number, since it uses less digits than its factorization.

747579216 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3268 (or 3262 counting only the distinct ones).

The product of its digits is 740880, while the sum is 48.

The square root of 747579216 is about 27341.8948867850. The cubic root of 747579216 is about 907.5817191473.

The spelling of 747579216 in words is "seven hundred forty-seven million, five hundred seventy-nine thousand, two hundred sixteen".