84508494 has 32 divisors (see below), whose sum is σ = 199825920. Its totient is φ = 23312352.

The previous prime is 84508477. The next prime is 84508499. The reversal of 84508494 is 49480548.

It is a Harshad number since it is a multiple of its sum of digits (42).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (84508499) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 33474 + ... + 35909.

It is an arithmetic number, because the mean of its divisors is an integer number (6244560).

Almost surely, 2^84508494 is an apocalyptic number.

84508494 is an abundant number, since it is smaller than the sum of its proper divisors (115317426).

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

84508494 is a wasteful number, since it uses less digits than its factorization.

84508494 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 69424.

The product of its (nonzero) digits is 184320, while the sum is 42.

The square root of 84508494 is about 9192.8501565075. The cubic root of 84508494 is about 438.8338507446.

The spelling of 84508494 in words is "eighty-four million, five hundred eight thousand, four hundred ninety-four".