85518822 has 8 divisors (see below), whose sum is σ = 171037656. Its totient is φ = 28506272.

The previous prime is 85518817. The next prime is 85518827. The reversal of 85518822 is 22881558.

It is an interprime number because it is at equal distance from previous prime (85518817) and next prime (85518827).

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

85518822 is an admirable number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (85518827) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 7126563 + ... + 7126574.

It is an arithmetic number, because the mean of its divisors is an integer number (21379707).

Almost surely, 2^85518822 is an apocalyptic number.

85518822 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.

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

85518822 is a wasteful number, since it uses less digits than its factorization.

85518822 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 14253142.

The product of its digits is 51200, while the sum is 39.

The square root of 85518822 is about 9247.6387256423. The cubic root of 85518822 is about 440.5757305003.

The spelling of 85518822 in words is "eighty-five million, five hundred eighteen thousand, eight hundred twenty-two".