749320500 has 96 divisors (see below), whose sum is σ = 2202520320. Its totient is φ = 197942400.

The previous prime is 749320493. The next prime is 749320547. The reversal of 749320500 is 5023947.

749320500 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a super-2 number, since 2×749320500² = 1122962423440500000, which contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (30).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 161209 + ... + 165791.

It is an arithmetic number, because the mean of its divisors is an integer number (22942920).

Almost surely, 2^749320500 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 749320500, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1101260160).

749320500 is an abundant number, since it is smaller than the sum of its proper divisors (1453199820).

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

749320500 is a wasteful number, since it uses less digits than its factorization.

749320500 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4714 (or 4702 counting only the distinct ones).

The product of its (nonzero) digits is 7560, while the sum is 30.

The square root of 749320500 is about 27373.7191481172. The cubic root of 749320500 is about 908.2858283005.

The spelling of 749320500 in words is "seven hundred forty-nine million, three hundred twenty thousand, five hundred".