674821125 has 160 divisors (see below), whose sum is σ = 1407998592. Its totient is φ = 318816000.

The previous prime is 674821109. The next prime is 674821129. The reversal of 674821125 is 521128476.

674821125 is a `hidden beast` number, since 67 + 482 + 112 + 5 = 666.

It is not a de Polignac number, because 674821125 - 2⁴ = 674821109 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 674821125.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (674821129) by changing a digit.

It is a polite number, since it can be written in 159 ways as a sum of consecutive naturals, for example, 8130334 + ... + 8130416.

Almost surely, 2^674821125 is an apocalyptic number.

It is an amenable number.

674821125 is an abundant number, since it is smaller than the sum of its proper divisors (733177467).

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

674821125 is a wasteful number, since it uses less digits than its factorization.

674821125 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 194 (or 175 counting only the distinct ones).

The product of its digits is 26880, while the sum is 36.

The square root of 674821125 is about 25977.3194344605. The cubic root of 674821125 is about 877.1278281482.

The spelling of 674821125 in words is "six hundred seventy-four million, eight hundred twenty-one thousand, one hundred twenty-five".