674239995 has 96 divisors (see below), whose sum is σ = 1420735680. Its totient is φ = 291271680.

The previous prime is 674239991. The next prime is 674239999. The reversal of 674239995 is 599932476.

It is an interprime number because it is at equal distance from previous prime (674239991) and next prime (674239999).

It is not a de Polignac number, because 674239995 - 2² = 674239991 is a prime.

It is not an unprimeable number, because it can be changed into a prime (674239991) by changing a digit.

It is a polite number, since it can be written in 95 ways as a sum of consecutive naturals, for example, 184809 + ... + 188421.

It is an arithmetic number, because the mean of its divisors is an integer number (14799330).

Almost surely, 2^674239995 is an apocalyptic number.

674239995 is a gapful number since it is divisible by the number (65) formed by its first and last digit.

674239995 is an abundant number, since it is smaller than the sum of its proper divisors (746495685).

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

674239995 is a wasteful number, since it uses less digits than its factorization.

674239995 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3677 (or 3674 counting only the distinct ones).

The product of its digits is 3674160, while the sum is 54.

The square root of 674239995 is about 25966.1316911087. The cubic root of 674239995 is about 876.8759729209.

The spelling of 674239995 in words is "six hundred seventy-four million, two hundred thirty-nine thousand, nine hundred ninety-five".