84435925 has 24 divisors (see below), whose sum is σ = 120010176. Its totient is φ = 57728640.

The previous prime is 84435913. The next prime is 84435929. The reversal of 84435925 is 52953448.

It is not a de Polignac number, because 84435925 - 2⁵ = 84435893 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (84435929) 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, 98097 + ... + 98953.

It is an arithmetic number, because the mean of its divisors is an integer number (5000424).

Almost surely, 2^84435925 is an apocalyptic number.

It is an amenable number.

84435925 is a deficient number, since it is larger than the sum of its proper divisors (35574251).

84435925 is a wasteful number, since it uses less digits than its factorization.

84435925 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1437 (or 1432 counting only the distinct ones).

The product of its digits is 172800, while the sum is 40.

The square root of 84435925 is about 9188.9022739389. The cubic root of 84435925 is about 438.7082032029.

The spelling of 84435925 in words is "eighty-four million, four hundred thirty-five thousand, nine hundred twenty-five".