674740037 has 4 divisors (see below), whose sum is σ = 689096256. Its totient is φ = 660383820.

The previous prime is 674739973. The next prime is 674740043. The reversal of 674740037 is 730047476.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 674740037 - 2⁶ = 674739973 is a prime.

It is a super-2 number, since 2×674740037² = 910548235061522738, which contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (674740837) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 7178039 + ... + 7178132.

It is an arithmetic number, because the mean of its divisors is an integer number (172274064).

Almost surely, 2^674740037 is an apocalyptic number.

It is an amenable number.

674740037 is a deficient number, since it is larger than the sum of its proper divisors (14356219).

674740037 is a wasteful number, since it uses less digits than its factorization.

674740037 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 14356218.

The product of its (nonzero) digits is 98784, while the sum is 38.

The square root of 674740037 is about 25975.7586414719. The cubic root of 674740037 is about 877.0926942004.

The spelling of 674740037 in words is "six hundred seventy-four million, seven hundred forty thousand, thirty-seven".