674142526 has 16 divisors (see below), whose sum is σ = 1068344640. Its totient is φ = 318522400.

The previous prime is 674142503. The next prime is 674142527. The reversal of 674142526 is 625241476.

674142526 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (674142527) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 120925 + ... + 126376.

It is an arithmetic number, because the mean of its divisors is an integer number (66771540).

Almost surely, 2^674142526 is an apocalyptic number.

674142526 is a deficient number, since it is larger than the sum of its proper divisors (394202114).

674142526 is a wasteful number, since it uses less digits than its factorization.

674142526 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 247379.

The product of its digits is 80640, while the sum is 37.

The square root of 674142526 is about 25964.2547745935. The cubic root of 674142526 is about 876.8337167788.

The spelling of 674142526 in words is "six hundred seventy-four million, one hundred forty-two thousand, five hundred twenty-six".