84160425 has 12 divisors (see below), whose sum is σ = 139145360. Its totient is φ = 44885520.

The previous prime is 84160397. The next prime is 84160429. The reversal of 84160425 is 52406148.

It is not a de Polignac number, because 84160425 - 2¹² = 84156329 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 84160392 and 84160401.

It is not an unprimeable number, because it can be changed into a prime (84160429) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 560995 + ... + 561144.

Almost surely, 2^84160425 is an apocalyptic number.

It is an amenable number.

84160425 is a deficient number, since it is larger than the sum of its proper divisors (54984935).

84160425 is a wasteful number, since it uses less digits than its factorization.

84160425 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1122152 (or 1122147 counting only the distinct ones).

The product of its (nonzero) digits is 7680, while the sum is 30.

The square root of 84160425 is about 9173.8991165153. The cubic root of 84160425 is about 438.2305400054.

The spelling of 84160425 in words is "eighty-four million, one hundred sixty thousand, four hundred twenty-five".