84501907 has 8 divisors (see below), whose sum is σ = 96741216. Its totient is φ = 72304512.

The previous prime is 84501889. The next prime is 84501959. The reversal of 84501907 is 70910548.

It is a happy number.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 84501907 - 2¹⁵ = 84469139 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (84501997) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 6028 + ... + 14329.

It is an arithmetic number, because the mean of its divisors is an integer number (12092652).

Almost surely, 2^84501907 is an apocalyptic number.

84501907 is a deficient number, since it is larger than the sum of its proper divisors (12239309).

84501907 is a wasteful number, since it uses less digits than its factorization.

84501907 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 20957.

The product of its (nonzero) digits is 10080, while the sum is 34.

The square root of 84501907 is about 9192.4918819654. The cubic root of 84501907 is about 438.8224488387.

The spelling of 84501907 in words is "eighty-four million, five hundred one thousand, nine hundred seven".