674698917 has 8 divisors (see below), whose sum is σ = 900148096. Its totient is φ = 449524512.

The previous prime is 674698903. The next prime is 674698919. The reversal of 674698917 is 719896476.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 674698917 - 2⁴ = 674698901 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (674698919) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 62893 + ... + 72834.

It is an arithmetic number, because the mean of its divisors is an integer number (112518512).

Almost surely, 2^674698917 is an apocalyptic number.

It is an amenable number.

674698917 is a deficient number, since it is larger than the sum of its proper divisors (225449179).

674698917 is a wasteful number, since it uses less digits than its factorization.

674698917 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 137387.

The product of its digits is 4572288, while the sum is 57.

The square root of 674698917 is about 25974.9671222121. The cubic root of 674698917 is about 877.0748765807.

The spelling of 674698917 in words is "six hundred seventy-four million, six hundred ninety-eight thousand, nine hundred seventeen".