84489925 has 48 divisors (see below), whose sum is σ = 119992320. Its totient is φ = 58544640.

The previous prime is 84489917. The next prime is 84489953. The reversal of 84489925 is 52998448.

It is not a de Polignac number, because 84489925 - 2³ = 84489917 is a prime.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 665212 + ... + 665338.

It is an arithmetic number, because the mean of its divisors is an integer number (2499840).

Almost surely, 2^84489925 is an apocalyptic number.

It is an amenable number.

84489925 is a deficient number, since it is larger than the sum of its proper divisors (35502395).

84489925 is a wasteful number, since it uses less digits than its factorization.

84489925 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 262 (or 257 counting only the distinct ones).

The product of its digits is 829440, while the sum is 49.

The square root of 84489925 is about 9191.8401313339. The cubic root of 84489925 is about 438.8017068251.

The spelling of 84489925 in words is "eighty-four million, four hundred eighty-nine thousand, nine hundred twenty-five".