674137725 has 12 divisors (see below), whose sum is σ = 1114574496. Its totient is φ = 359540080.

The previous prime is 674137721. The next prime is 674137729. The reversal of 674137725 is 527731476.

674137725 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is an interprime number because it is at equal distance from previous prime (674137721) and next prime (674137729).

It is not a de Polignac number, because 674137725 - 2² = 674137721 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (674137721) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 4494177 + ... + 4494326.

It is an arithmetic number, because the mean of its divisors is an integer number (92881208).

Almost surely, 2^674137725 is an apocalyptic number.

It is an amenable number.

674137725 is a deficient number, since it is larger than the sum of its proper divisors (440436771).

674137725 is a wasteful number, since it uses less digits than its factorization.

674137725 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 8988516 (or 8988511 counting only the distinct ones).

The product of its digits is 246960, while the sum is 42.

The square root of 674137725 is about 25964.1623203985. The cubic root of 674137725 is about 876.8316352760.

The spelling of 674137725 in words is "six hundred seventy-four million, one hundred thirty-seven thousand, seven hundred twenty-five".