674995898 has 8 divisors (see below), whose sum is σ = 1012727892. Its totient is φ = 337419936.

The previous prime is 674995883. The next prime is 674995913. The reversal of 674995898 is 898599476.

It is an interprime number because it is at equal distance from previous prime (674995883) and next prime (674995913).

It can be written as a sum of positive squares in 2 ways, for example, as 669412129 + 5583769 = 25873^2 + 2363^2 .

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

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 27515 + ... + 45902.

Almost surely, 2^674995898 is an apocalyptic number.

674995898 is a deficient number, since it is larger than the sum of its proper divisors (337731994).

674995898 is a wasteful number, since it uses less digits than its factorization.

674995898 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 78016.

The product of its digits is 39191040, while the sum is 65.

The square root of 674995898 is about 25980.6831703864. The cubic root of 674995898 is about 877.2035445239.

The spelling of 674995898 in words is "six hundred seventy-four million, nine hundred ninety-five thousand, eight hundred ninety-eight".