83924225 has 24 divisors (see below), whose sum is σ = 129747648. Its totient is φ = 52315200.

The previous prime is 83924219. The next prime is 83924237. The reversal of 83924225 is 52242938.

It is not a de Polignac number, because 83924225 - 2¹⁸ = 83662081 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (35).

It is a Duffinian number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (7) of ones.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 19874 + ... + 23723.

It is an arithmetic number, because the mean of its divisors is an integer number (5406152).

Almost surely, 2^83924225 is an apocalyptic number.

It is an amenable number.

83924225 is a deficient number, since it is larger than the sum of its proper divisors (45823423).

83924225 is a wasteful number, since it uses less digits than its factorization.

83924225 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 43625 (or 43620 counting only the distinct ones).

The product of its digits is 34560, while the sum is 35.

The square root of 83924225 is about 9161.0165920601. The cubic root of 83924225 is about 437.8201846631.

The spelling of 83924225 in words is "eighty-three million, nine hundred twenty-four thousand, two hundred twenty-five".