90510226 has 4 divisors (see below), whose sum is σ = 135765342. Its totient is φ = 45255112.

The previous prime is 90510223. The next prime is 90510229. The reversal of 90510226 is 62201509.

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

It is an interprime number because it is at equal distance from previous prime (90510223) and next prime (90510229).

It can be written as a sum of positive squares in only one way, i.e., 58599025 + 31911201 = 7655^2 + 5649^2 .

It is a self number, because there is not a number n which added to its sum of digits gives 90510226.

It is not an unprimeable number, because it can be changed into a prime (90510223) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 22627555 + ... + 22627558.

Almost surely, 2^90510226 is an apocalyptic number.

90510226 is a deficient number, since it is larger than the sum of its proper divisors (45255116).

90510226 is a wasteful number, since it uses less digits than its factorization.

90510226 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 45255115.

The product of its (nonzero) digits is 1080, while the sum is 25.

The square root of 90510226 is about 9513.6862466659. The cubic root of 90510226 is about 448.9857420121.

The spelling of 90510226 in words is "ninety million, five hundred ten thousand, two hundred twenty-six".