749228304 has 80 divisors (see below), whose sum is σ = 2143077120. Its totient is φ = 223639680.

The previous prime is 749228279. The next prime is 749228317. The reversal of 749228304 is 403822947.

It is a super-2 number, since 2×749228304² = 1122686103029432832, which contains 22 as substring.

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, 24787 + ... + 45965.

It is an arithmetic number, because the mean of its divisors is an integer number (26788464).

Almost surely, 2^749228304 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 749228304, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1071538560).

749228304 is an abundant number, since it is smaller than the sum of its proper divisors (1393848816).

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

749228304 is a wasteful number, since it uses less digits than its factorization.

749228304 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 21268 (or 21262 counting only the distinct ones).

The product of its (nonzero) digits is 96768, while the sum is 39.

The square root of 749228304 is about 27372.0350723142. The cubic root of 749228304 is about 908.2485751025.

The spelling of 749228304 in words is "seven hundred forty-nine million, two hundred twenty-eight thousand, three hundred four".