674402480 has 20 divisors (see below), whose sum is σ = 1567985952. Its totient is φ = 269760960.

The previous prime is 674402479. The next prime is 674402537. The reversal of 674402480 is 84204476.

It is a tau number, because it is divible by the number of its divisors (20).

It is a self number, because there is not a number n which added to its sum of digits gives 674402480.

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, 4214936 + ... + 4215095.

Almost surely, 2^674402480 is an apocalyptic number.

It is an amenable number.

674402480 is an abundant number, since it is smaller than the sum of its proper divisors (893583472).

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

674402480 is a wasteful number, since it uses less digits than its factorization.

674402480 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 8430044 (or 8430038 counting only the distinct ones).

The product of its (nonzero) digits is 43008, while the sum is 35.

The square root of 674402480 is about 25969.2602898119. The cubic root of 674402480 is about 876.9464066684.

The spelling of 674402480 in words is "six hundred seventy-four million, four hundred two thousand, four hundred eighty".