674343555 has 32 divisors (see below), whose sum is σ = 1132185600. Its totient is φ = 342080640.

The previous prime is 674343529. The next prime is 674343563. The reversal of 674343555 is 555343476.

It is not a de Polignac number, because 674343555 - 2¹⁰ = 674342531 is a prime.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 57046 + ... + 67844.

It is an arithmetic number, because the mean of its divisors is an integer number (35380800).

Almost surely, 2^674343555 is an apocalyptic number.

674343555 is a deficient number, since it is larger than the sum of its proper divisors (457842045).

674343555 is a wasteful number, since it uses less digits than its factorization.

674343555 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 11011.

The product of its digits is 756000, while the sum is 42.

The square root of 674343555 is about 25968.1257506197. The cubic root of 674343555 is about 876.9208652577.

The spelling of 674343555 in words is "six hundred seventy-four million, three hundred forty-three thousand, five hundred fifty-five".