84814225 has 12 divisors (see below), whose sum is σ = 109742976. Its totient is φ = 64900880.

The previous prime is 84814187. The next prime is 84814231. The reversal of 84814225 is 52241848.

It is not a de Polignac number, because 84814225 - 2²³ = 76425617 is a prime.

It is a super-3 number, since 3×84814225³ (a number of 25 digits) contains 333 as substring.

It is a Duffinian number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 73177 + ... + 74326.

It is an arithmetic number, because the mean of its divisors is an integer number (9145248).

Almost surely, 2^84814225 is an apocalyptic number.

It is an amenable number.

84814225 is a deficient number, since it is larger than the sum of its proper divisors (24928751).

84814225 is a wasteful number, since it uses less digits than its factorization.

84814225 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 147536 (or 147531 counting only the distinct ones).

The product of its digits is 20480, while the sum is 34.

The square root of 84814225 is about 9209.4638823332. The cubic root of 84814225 is about 439.3624115946.

The spelling of 84814225 in words is "eighty-four million, eight hundred fourteen thousand, two hundred twenty-five".