749713536 has 512 divisors, whose sum is σ = 2734905600. Its totient is φ = 199065600.

The previous prime is 749713513. The next prime is 749713553. The reversal of 749713536 is 635317947.

749713536 is a `hidden beast` number, since 7 + 49 + 71 + 3 + 536 = 666.

It is a junction number, because it is equal to n+sod(n) for n = 749713491 and 749713500.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 18285676 + ... + 18285716.

Almost surely, 2^749713536 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 749713536, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1367452800).

749713536 is an abundant number, since it is smaller than the sum of its proper divisors (1985192064).

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

749713536 is a wasteful number, since it uses less digits than its factorization.

749713536 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 125 (or 107 counting only the distinct ones).

The product of its digits is 476280, while the sum is 45.

The square root of 749713536 is about 27380.8972825947. The cubic root of 749713536 is about 908.4446062113. Note that the first 3 decimals are identical.

The spelling of 749713536 in words is "seven hundred forty-nine million, seven hundred thirteen thousand, five hundred thirty-six".