84600945 has 48 divisors (see below), whose sum is σ = 172291392. Its totient is φ = 37860480.

The previous prime is 84600913. The next prime is 84600983. The reversal of 84600945 is 54900648.

84600945 is a `hidden beast` number, since 8 + 4 + 600 + 9 + 45 = 666.

It is not a de Polignac number, because 84600945 - 2⁵ = 84600913 is a prime.

It is an unprimeable number.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 139 + ... + 13008.

It is an arithmetic number, because the mean of its divisors is an integer number (3589404).

Almost surely, 2^84600945 is an apocalyptic number.

It is an amenable number.

84600945 is an abundant number, since it is smaller than the sum of its proper divisors (87690447).

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

84600945 is a wasteful number, since it uses less digits than its factorization.

84600945 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 13182 (or 13179 counting only the distinct ones).

The product of its (nonzero) digits is 34560, while the sum is 36.

The square root of 84600945 is about 9197.8772007458. The cubic root of 84600945 is about 438.9938182652.

The spelling of 84600945 in words is "eighty-four million, six hundred thousand, nine hundred forty-five".