742316456 has 16 divisors (see below), whose sum is σ = 1590678240. Its totient is φ = 318135600.

The previous prime is 742316447. The next prime is 742316461. The reversal of 742316456 is 654613247.

It is a happy 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, 6627770 + ... + 6627881.

It is an arithmetic number, because the mean of its divisors is an integer number (99417390).

Almost surely, 2^742316456 is an apocalyptic number.

It is an amenable number.

742316456 is an abundant number, since it is smaller than the sum of its proper divisors (848361784).

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

742316456 is a wasteful number, since it uses less digits than its factorization.

742316456 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 13255664 (or 13255660 counting only the distinct ones).

The product of its digits is 120960, while the sum is 38.

The square root of 742316456 is about 27245.4850571613. The cubic root of 742316456 is about 905.4469902030.

The spelling of 742316456 in words is "seven hundred forty-two million, three hundred sixteen thousand, four hundred fifty-six".