90001058 has 8 divisors (see below), whose sum is σ = 154287552. Its totient is φ = 38571876.

The previous prime is 90001039. The next prime is 90001063. The reversal of 90001058 is 85010009.

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

It is a super-2 number, since 2×90001058² = 16200380882238728, which contains 22 as substring.

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, 3214310 + ... + 3214337.

It is an arithmetic number, because the mean of its divisors is an integer number (19285944).

Almost surely, 2^90001058 is an apocalyptic number.

90001058 is a deficient number, since it is larger than the sum of its proper divisors (64286494).

90001058 is a wasteful number, since it uses less digits than its factorization.

90001058 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6428656.

The product of its (nonzero) digits is 360, while the sum is 23.

The square root of 90001058 is about 9486.8887418373. Note that the first 3 decimals coincide. The cubic root of 90001058 is about 448.1422306956.

The spelling of 90001058 in words is "ninety million, one thousand, fifty-eight".