84217632 has 24 divisors (see below), whose sum is σ = 221071536. Its totient is φ = 28072512.

The previous prime is 84217621. The next prime is 84217663. The reversal of 84217632 is 23671248.

It is a tau number, because it is divible by the number of its divisors (24).

It is a junction number, because it is equal to n+sod(n) for n = 84217593 and 84217602.

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, 438538 + ... + 438729.

It is an arithmetic number, because the mean of its divisors is an integer number (9211314).

Almost surely, 2^84217632 is an apocalyptic number.

It is an amenable number.

84217632 is an abundant number, since it is smaller than the sum of its proper divisors (136853904).

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

84217632 is a wasteful number, since it uses less digits than its factorization.

84217632 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 877280 (or 877272 counting only the distinct ones).

The product of its digits is 16128, while the sum is 33.

The square root of 84217632 is about 9177.0165086481. The cubic root of 84217632 is about 438.3298114319.

The spelling of 84217632 in words is "eighty-four million, two hundred seventeen thousand, six hundred thirty-two".