90026234 has 4 divisors (see below), whose sum is σ = 135039354. Its totient is φ = 45013116.

The previous prime is 90026231. The next prime is 90026257. The reversal of 90026234 is 43262009.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in only one way, i.e., 89965225 + 61009 = 9485^2 + 247^2 .

It is not an unprimeable number, because it can be changed into a prime (90026231) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 22506557 + ... + 22506560.

Almost surely, 2^90026234 is an apocalyptic number.

90026234 is a deficient number, since it is larger than the sum of its proper divisors (45013120).

90026234 is a wasteful number, since it uses less digits than its factorization.

90026234 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 45013119.

The product of its (nonzero) digits is 2592, while the sum is 26.

The square root of 90026234 is about 9488.2155329651. The cubic root of 90026234 is about 448.1840130820.

The spelling of 90026234 in words is "ninety million, twenty-six thousand, two hundred thirty-four".