90234458 has 8 divisors (see below), whose sum is σ = 142475520. Its totient is φ = 42742620.

The previous prime is 90234449. The next prime is 90234467. The reversal of 90234458 is 85443209.

It is an interprime number because it is at equal distance from previous prime (90234449) and next prime (90234467).

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

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, 1187258 + ... + 1187333.

It is an arithmetic number, because the mean of its divisors is an integer number (17809440).

Almost surely, 2^90234458 is an apocalyptic number.

90234458 is a deficient number, since it is larger than the sum of its proper divisors (52241062).

90234458 is a wasteful number, since it uses less digits than its factorization.

90234458 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2374612.

The product of its (nonzero) digits is 34560, while the sum is 35.

The square root of 90234458 is about 9499.1819647799. The cubic root of 90234458 is about 448.5292858121.

The spelling of 90234458 in words is "ninety million, two hundred thirty-four thousand, four hundred fifty-eight".