740545456 has 20 divisors (see below), whose sum is σ = 1639779472. Its totient is φ = 317376576.

The previous prime is 740545451. The next prime is 740545469. The reversal of 740545456 is 654545047.

It is a happy number.

It is not an unprimeable number, because it can be changed into a prime (740545451) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 3305895 + ... + 3306118.

Almost surely, 2^740545456 is an apocalyptic number.

It is an amenable number.

740545456 is an abundant number, since it is smaller than the sum of its proper divisors (899234016).

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

740545456 is a wasteful number, since it uses less digits than its factorization.

740545456 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6612028 (or 6612022 counting only the distinct ones).

The product of its (nonzero) digits is 336000, while the sum is 40.

The square root of 740545456 is about 27212.9648513351. The cubic root of 740545456 is about 904.7263525588.

The spelling of 740545456 in words is "seven hundred forty million, five hundred forty-five thousand, four hundred fifty-six".