90458 has 8 divisors (see below), whose sum is σ = 140160. Its totient is φ = 43740.

The previous prime is 90439. The next prime is 90469. The reversal of 90458 is 85409.

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

It is a nialpdrome in base 12.

It is a zygodrome in base 12.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 668 + ... + 791.

It is an arithmetic number, because the mean of its divisors is an integer number (17520).

2⁹⁰⁴⁵⁸ is an apocalyptic number.

90458 is a deficient number, since it is larger than the sum of its proper divisors (49702).

90458 is a wasteful number, since it uses less digits than its factorization.

90458 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1492.

The product of its (nonzero) digits is 1440, while the sum is 26.

The square root of 90458 is about 300.7623646669. The cubic root of 90458 is about 44.8899367827.

The spelling of 90458 in words is "ninety thousand, four hundred fifty-eight".