674262890 has 32 divisors (see below), whose sum is σ = 1409802624. Its totient is φ = 227384640.

The previous prime is 674262881. The next prime is 674262923. The reversal of 674262890 is 98262476.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 74684 + ... + 83223.

It is an arithmetic number, because the mean of its divisors is an integer number (44056332).

Almost surely, 2^674262890 is an apocalyptic number.

674262890 is an abundant number, since it is smaller than the sum of its proper divisors (735539734).

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

674262890 is a wasteful number, since it uses less digits than its factorization.

674262890 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 157982.

The product of its (nonzero) digits is 290304, while the sum is 44.

The square root of 674262890 is about 25966.5725501076. The cubic root of 674262890 is about 876.8858980951.

The spelling of 674262890 in words is "six hundred seventy-four million, two hundred sixty-two thousand, eight hundred ninety".