90258118 has 16 divisors (see below), whose sum is σ = 144562176. Its totient is φ = 42162120.

The previous prime is 90258089. The next prime is 90258127. The reversal of 90258118 is 81185209.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 20838 + ... + 24793.

It is an arithmetic number, because the mean of its divisors is an integer number (9035136).

Almost surely, 2^90258118 is an apocalyptic number.

90258118 is a deficient number, since it is larger than the sum of its proper divisors (54304058).

90258118 is a wasteful number, since it uses less digits than its factorization.

90258118 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 45699.

The product of its (nonzero) digits is 5760, while the sum is 34.

The square root of 90258118 is about 9500.4272535502. The cubic root of 90258118 is about 448.5684847159.

The spelling of 90258118 in words is "ninety million, two hundred fifty-eight thousand, one hundred eighteen".