90182994 has 48 divisors (see below), whose sum is σ = 209944224. Its totient is φ = 25717120.

The previous prime is 90182971. The next prime is 90183031. The reversal of 90182994 is 49928109.

It is a Curzon number.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 8689 + ... + 15995.

It is an arithmetic number, because the mean of its divisors is an integer number (4373838).

Almost surely, 2^90182994 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 90182994, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (104972112).

90182994 is an abundant number, since it is smaller than the sum of its proper divisors (119761230).

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

90182994 is a wasteful number, since it uses less digits than its factorization.

90182994 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7351 (or 7340 counting only the distinct ones).

The product of its (nonzero) digits is 46656, while the sum is 42.

The square root of 90182994 is about 9496.4727135921. The cubic root of 90182994 is about 448.4439987298.

The spelling of 90182994 in words is "ninety million, one hundred eighty-two thousand, nine hundred ninety-four".