674403804 has 36 divisors (see below), whose sum is σ = 1805023584. Its totient is φ = 211577472.

The previous prime is 674403767. The next prime is 674403809. The reversal of 674403804 is 408304476.

It is a tau number, because it is divible by the number of its divisors (36).

It is a Harshad number since it is a multiple of its sum of digits (36).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (674403809) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 550372 + ... + 551595.

It is an arithmetic number, because the mean of its divisors is an integer number (50139544).

Almost surely, 2^674403804 is an apocalyptic number.

It is an amenable number.

674403804 is an abundant number, since it is smaller than the sum of its proper divisors (1130619780).

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

674403804 is a wasteful number, since it uses less digits than its factorization.

674403804 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1101994 (or 1101989 counting only the distinct ones).

The product of its (nonzero) digits is 64512, while the sum is 36.

The square root of 674403804 is about 25969.2857814765. The cubic root of 674403804 is about 876.9469805474.

The spelling of 674403804 in words is "six hundred seventy-four million, four hundred three thousand, eight hundred four".