90214858 has 8 divisors (see below), whose sum is σ = 136952928. Its totient is φ = 44563884.

The previous prime is 90214849. The next prime is 90214871. The reversal of 90214858 is 85841209.

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

It is an unprimeable number.

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 3 ways as a sum of consecutive naturals, for example, 271566 + ... + 271897.

It is an arithmetic number, because the mean of its divisors is an integer number (17119116).

Almost surely, 2^90214858 is an apocalyptic number.

90214858 is a deficient number, since it is larger than the sum of its proper divisors (46738070).

90214858 is a wasteful number, since it uses less digits than its factorization.

90214858 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 543548.

The product of its (nonzero) digits is 23040, while the sum is 37.

The square root of 90214858 is about 9498.1502409680. The cubic root of 90214858 is about 448.4968081578.

The spelling of 90214858 in words is "ninety million, two hundred fourteen thousand, eight hundred fifty-eight".