674529401 has 32 divisors (see below), whose sum is σ = 847660800. Its totient is φ = 522567936.

The previous prime is 674529389. The next prime is 674529437. The reversal of 674529401 is 104925476.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-674529401 is a prime.

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (674529491) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 1932575 + ... + 1932923.

It is an arithmetic number, because the mean of its divisors is an integer number (26489400).

Almost surely, 2^674529401 is an apocalyptic number.

It is an amenable number.

674529401 is a deficient number, since it is larger than the sum of its proper divisors (173131399).

674529401 is a wasteful number, since it uses less digits than its factorization.

674529401 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 753.

The product of its (nonzero) digits is 60480, while the sum is 38.

The square root of 674529401 is about 25971.7038524622. The cubic root of 674529401 is about 877.0014163184.

The spelling of 674529401 in words is "six hundred seventy-four million, five hundred twenty-nine thousand, four hundred one".