674726742 has 12 divisors (see below), whose sum is σ = 1461907980. Its totient is φ = 224908908.

The previous prime is 674726693. The next prime is 674726747. The reversal of 674726742 is 247627476.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (674726747) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 18742392 + ... + 18742427.

It is an arithmetic number, because the mean of its divisors is an integer number (121825665).

Almost surely, 2^674726742 is an apocalyptic number.

674726742 is an abundant number, since it is smaller than the sum of its proper divisors (787181238).

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

674726742 is a wasteful number, since it uses less digits than its factorization.

674726742 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 37484827 (or 37484824 counting only the distinct ones).

The product of its digits is 790272, while the sum is 45.

The square root of 674726742 is about 25975.5027285325. The cubic root of 674726742 is about 877.0869334515.

It can be divided in two parts, 6747 and 26742, that added together give a square (33489 = 183²).

The spelling of 674726742 in words is "six hundred seventy-four million, seven hundred twenty-six thousand, seven hundred forty-two".