84495020 has 24 divisors (see below), whose sum is σ = 179166624. Its totient is φ = 33469056.

The previous prime is 84495017. The next prime is 84495023. The reversal of 84495020 is 2059448.

It is an interprime number because it is at equal distance from previous prime (84495017) and next prime (84495023).

It is a super-3 number, since 3×84495020³ (a number of 25 digits) contains 333 as substring.

It is not an unprimeable number, because it can be changed into a prime (84495023) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 18449 + ... + 22568.

It is an arithmetic number, because the mean of its divisors is an integer number (7465276).

Almost surely, 2^84495020 is an apocalyptic number.

It is an amenable number.

84495020 is an abundant number, since it is smaller than the sum of its proper divisors (94671604).

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

84495020 is a wasteful number, since it uses less digits than its factorization.

84495020 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 41129 (or 41127 counting only the distinct ones).

The product of its (nonzero) digits is 11520, while the sum is 32.

The square root of 84495020 is about 9192.1172751440. The cubic root of 84495020 is about 438.8105270079.

The spelling of 84495020 in words is "eighty-four million, four hundred ninety-five thousand, twenty".