749407032 has 64 divisors (see below), whose sum is σ = 2270937600. Its totient is φ = 227092320.

The previous prime is 749407031. The next prime is 749407069. The reversal of 749407032 is 230704947.

It is a super-2 number, since 2×749407032² = 1123221799222098048, 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 not an unprimeable number, because it can be changed into a prime (749407031) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 155328 + ... + 160079.

It is an arithmetic number, because the mean of its divisors is an integer number (35483400).

Almost surely, 2^749407032 is an apocalyptic number.

749407032 is a gapful number since it is divisible by the number (72) formed by its first and last digit.

It is an amenable number.

749407032 is an abundant number, since it is smaller than the sum of its proper divisors (1521530568).

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

749407032 is a wasteful number, since it uses less digits than its factorization.

749407032 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 315433 (or 315423 counting only the distinct ones).

The product of its (nonzero) digits is 42336, while the sum is 36.

The square root of 749407032 is about 27375.2996695927. The cubic root of 749407032 is about 908.3207900932.

The spelling of 749407032 in words is "seven hundred forty-nine million, four hundred seven thousand, thirty-two".