674921272 has 8 divisors (see below), whose sum is σ = 1265477400. Its totient is φ = 337460632.

The previous prime is 674921257. The next prime is 674921279. The reversal of 674921272 is 272129476.

674921272 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a tau number, because it is divible by the number of its divisors (8).

It is an alternating number because its digits alternate between even and odd.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (674921279) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 42182572 + ... + 42182587.

It is an arithmetic number, because the mean of its divisors is an integer number (158184675).

Almost surely, 2^674921272 is an apocalyptic number.

It is an amenable number.

674921272 is a deficient number, since it is larger than the sum of its proper divisors (590556128).

674921272 is a wasteful number, since it uses less digits than its factorization.

674921272 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 84365165 (or 84365161 counting only the distinct ones).

The product of its digits is 84672, while the sum is 40.

The square root of 674921272 is about 25979.2469482855. The cubic root of 674921272 is about 877.1712161277.

The spelling of 674921272 in words is "six hundred seventy-four million, nine hundred twenty-one thousand, two hundred seventy-two".