674151607 has 4 divisors (see below), whose sum is σ = 676305760. Its totient is φ = 671997456.

The previous prime is 674151589. The next prime is 674151617. The reversal of 674151607 is 706151476.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-674151607 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 (674151617) by changing a digit.

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, 1076607 + ... + 1077232.

It is an arithmetic number, because the mean of its divisors is an integer number (169076440).

Almost surely, 2^674151607 is an apocalyptic number.

674151607 is a deficient number, since it is larger than the sum of its proper divisors (2154153).

674151607 is a wasteful number, since it uses less digits than its factorization.

674151607 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2154152.

The product of its (nonzero) digits is 35280, while the sum is 37.

The square root of 674151607 is about 25964.4296490410. The cubic root of 674151607 is about 876.8376538747.

The spelling of 674151607 in words is "six hundred seventy-four million, one hundred fifty-one thousand, six hundred seven".