745339500 has 144 divisors (see below), whose sum is σ = 2489864832. Its totient is φ = 187046400.

The previous prime is 745339409. The next prime is 745339531. The reversal of 745339500 is 5933547.

745339500 is a `hidden beast` number, since 74 + 53 + 39 + 500 = 666.

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

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 71629 + ... + 81371.

It is an arithmetic number, because the mean of its divisors is an integer number (17290728).

Almost surely, 2^745339500 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 745339500, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1244932416).

745339500 is an abundant number, since it is smaller than the sum of its proper divisors (1744525332).

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

745339500 is a wasteful number, since it uses less digits than its factorization.

745339500 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 9785 (or 9770 counting only the distinct ones).

The product of its (nonzero) digits is 56700, while the sum is 36.

The square root of 745339500 is about 27300.9065783538. The cubic root of 745339500 is about 906.6744535687.

The spelling of 745339500 in words is "seven hundred forty-five million, three hundred thirty-nine thousand, five hundred".