84628425 has 48 divisors (see below), whose sum is σ = 160719872. Its totient is φ = 38491200.

The previous prime is 84628421. The next prime is 84628433. The reversal of 84628425 is 52482648.

It is not a de Polignac number, because 84628425 - 2² = 84628421 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (84628421) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 173532 + ... + 174018.

Almost surely, 2^84628425 is an apocalyptic number.

It is an amenable number.

84628425 is a deficient number, since it is larger than the sum of its proper divisors (76091447).

84628425 is a wasteful number, since it uses less digits than its factorization.

84628425 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 838 (or 833 counting only the distinct ones).

The product of its digits is 122880, while the sum is 39.

The square root of 84628425 is about 9199.3709024041. The cubic root of 84628425 is about 439.0413443073.

The spelling of 84628425 in words is "eighty-four million, six hundred twenty-eight thousand, four hundred twenty-five".