84415272 has 16 divisors (see below), whose sum is σ = 211038240. Its totient is φ = 28138416.

The previous prime is 84415211. The next prime is 84415283. The reversal of 84415272 is 27251448.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1758628 + ... + 1758675.

It is an arithmetic number, because the mean of its divisors is an integer number (13189890).

Almost surely, 2^84415272 is an apocalyptic number.

It is an amenable number.

84415272 is an abundant number, since it is smaller than the sum of its proper divisors (126622968).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

84415272 is a wasteful number, since it uses less digits than its factorization.

84415272 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3517312 (or 3517308 counting only the distinct ones).

The product of its digits is 17920, while the sum is 33.

The square root of 84415272 is about 9187.7784039451. The cubic root of 84415272 is about 438.6724309911.

The spelling of 84415272 in words is "eighty-four million, four hundred fifteen thousand, two hundred seventy-two".