740574840 has 64 divisors (see below), whose sum is σ = 2224726560. Its totient is φ = 197219840.

The previous prime is 740574839. The next prime is 740574847. The reversal of 740574840 is 48475047.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (740574847) 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, 94762 + ... + 102278.

Almost surely, 2^740574840 is an apocalyptic number.

It is an amenable number.

740574840 is an abundant number, since it is smaller than the sum of its proper divisors (1484151720).

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

740574840 is a wasteful number, since it uses less digits than its factorization.

740574840 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 8352 (or 8348 counting only the distinct ones).

The product of its (nonzero) digits is 125440, while the sum is 39.

The square root of 740574840 is about 27213.5047357006. The cubic root of 740574840 is about 904.7383185708.

The spelling of 740574840 in words is "seven hundred forty million, five hundred seventy-four thousand, eight hundred forty".