671285325 has 24 divisors (see below), whose sum is σ = 1123240608. Its totient is φ = 353702080.

The previous prime is 671285323. The next prime is 671285393. The reversal of 671285325 is 523582176.

It is not a de Polignac number, because 671285325 - 2¹ = 671285323 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (671285323) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 47694 + ... + 60143.

It is an arithmetic number, because the mean of its divisors is an integer number (46801692).

Almost surely, 2^671285325 is an apocalyptic number.

It is an amenable number.

671285325 is a deficient number, since it is larger than the sum of its proper divisors (451955283).

671285325 is a wasteful number, since it uses less digits than its factorization.

671285325 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 107933 (or 107928 counting only the distinct ones).

The product of its digits is 100800, while the sum is 39.

The square root of 671285325 is about 25909.1745333579. The cubic root of 671285325 is about 875.5932086261.

The spelling of 671285325 in words is "six hundred seventy-one million, two hundred eighty-five thousand, three hundred twenty-five".