84694512 has 80 divisors (see below), whose sum is σ = 251055360. Its totient is φ = 24101376.

The previous prime is 84694481. The next prime is 84694537. The reversal of 84694512 is 21549648.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 148564 + ... + 149132.

It is an arithmetic number, because the mean of its divisors is an integer number (3138192).

Almost surely, 2^84694512 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 84694512, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (125527680).

84694512 is an abundant number, since it is smaller than the sum of its proper divisors (166360848).

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

84694512 is a wasteful number, since it uses less digits than its factorization.

84694512 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1030 (or 1024 counting only the distinct ones).

The product of its digits is 69120, while the sum is 39.

The square root of 84694512 is about 9202.9621318356. The cubic root of 84694512 is about 439.1555981801.

The spelling of 84694512 in words is "eighty-four million, six hundred ninety-four thousand, five hundred twelve".