674997090 has 16 divisors (see below), whose sum is σ = 1619993088. Its totient is φ = 179999216.

The previous prime is 674997083. The next prime is 674997091. The reversal of 674997090 is 90799476.

It is not an unprimeable number, because it can be changed into a prime (674997091) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 11249922 + ... + 11249981.

It is an arithmetic number, because the mean of its divisors is an integer number (101249568).

Almost surely, 2^674997090 is an apocalyptic number.

674997090 is an abundant number, since it is smaller than the sum of its proper divisors (944995998).

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

674997090 is a wasteful number, since it uses less digits than its factorization.

674997090 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 22499913.

The product of its (nonzero) digits is 857304, while the sum is 51.

The square root of 674997090 is about 25980.7061104967. The cubic root of 674997090 is about 877.2040608855.

The spelling of 674997090 in words is "six hundred seventy-four million, nine hundred ninety-seven thousand, ninety".