749164032 has 80 divisors (see below), whose sum is σ = 2217618480. Its totient is φ = 249716736.

The previous prime is 749164021. The next prime is 749164057. The reversal of 749164032 is 230461947.

749164032 is a `hidden beast` number, since 7 + 4 + 9 + 1 + 640 + 3 + 2 = 666.

It is a super-2 number, since 2×749164032² = 1122493493684994048, which contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (36).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 13273 + ... + 40920.

It is an arithmetic number, because the mean of its divisors is an integer number (27720231).

Almost surely, 2^749164032 is an apocalyptic number.

749164032 is a gapful number since it is divisible by the number (72) formed by its first and last digit.

It is an amenable number.

749164032 is an abundant number, since it is smaller than the sum of its proper divisors (1468454448).

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

749164032 is an equidigital number, since it uses as much as digits as its factorization.

749164032 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 54220 (or 54198 counting only the distinct ones).

The product of its (nonzero) digits is 36288, while the sum is 36.

The square root of 749164032 is about 27370.8610021680. The cubic root of 749164032 is about 908.2226032140. Note that the first 3 decimals are identical.

The spelling of 749164032 in words is "seven hundred forty-nine million, one hundred sixty-four thousand, thirty-two".