740734520 has 16 divisors (see below), whose sum is σ = 1666652760. Its totient is φ = 296293792.

The previous prime is 740734507. The next prime is 740734543. The reversal of 740734520 is 25437047.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 9259142 + ... + 9259221.

Almost surely, 2^740734520 is an apocalyptic number.

It is an amenable number.

740734520 is an abundant number, since it is smaller than the sum of its proper divisors (925918240).

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

740734520 is a wasteful number, since it uses less digits than its factorization.

740734520 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 18518374 (or 18518370 counting only the distinct ones).

The product of its (nonzero) digits is 23520, while the sum is 32.

The square root of 740734520 is about 27216.4384150462. The cubic root of 740734520 is about 904.8033393380.

The spelling of 740734520 in words is "seven hundred forty million, seven hundred thirty-four thousand, five hundred twenty".