674994460 has 24 divisors (see below), whose sum is σ = 1619987040. Its totient is φ = 231426624.

The previous prime is 674994457. The next prime is 674994473. The reversal of 674994460 is 64499476.

It is a happy number.

It is a hoax number, since the sum of its digits (49) coincides with the sum of the digits of its distinct prime factors.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 2410555 + ... + 2410834.

It is an arithmetic number, because the mean of its divisors is an integer number (67499460).

Almost surely, 2^674994460 is an apocalyptic number.

It is an amenable number.

674994460 is an abundant number, since it is smaller than the sum of its proper divisors (944992580).

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

674994460 is a wasteful number, since it uses less digits than its factorization.

674994460 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4821405 (or 4821403 counting only the distinct ones).

The product of its (nonzero) digits is 1306368, while the sum is 49.

The square root of 674994460 is about 25980.6554959647. The cubic root of 674994460 is about 877.2029215968.

The spelling of 674994460 in words is "six hundred seventy-four million, nine hundred ninety-four thousand, four hundred sixty".