90418182 has 8 divisors (see below), whose sum is σ = 180836376. Its totient is φ = 30139392.

The previous prime is 90418171. The next prime is 90418183. The reversal of 90418182 is 28181409.

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

90418182 is an admirable number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (90418183) 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, 7534843 + ... + 7534854.

It is an arithmetic number, because the mean of its divisors is an integer number (22604547).

Almost surely, 2^90418182 is an apocalyptic number.

90418182 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.

90418182 is a wasteful number, since it uses less digits than its factorization.

90418182 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 15069702.

The product of its (nonzero) digits is 4608, while the sum is 33.

The square root of 90418182 is about 9508.8475642425. The cubic root of 90418182 is about 448.8334923261.

The spelling of 90418182 in words is "ninety million, four hundred eighteen thousand, one hundred eighty-two".