90626 has 8 divisors (see below), whose sum is σ = 137484. Its totient is φ = 44800.

The previous prime is 90619. The next prime is 90631. The reversal of 90626 is 62609.

It can be written as a sum of positive squares in 2 ways, for example, as 90601 + 25 = 301^2 + 5^2 .

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

It is a Curzon number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (5) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 26 + ... + 426.

2⁹⁰⁶²⁶ is an apocalyptic number.

90626 is a deficient number, since it is larger than the sum of its proper divisors (46858).

90626 is a wasteful number, since it uses less digits than its factorization.

90626 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 516.

The product of its (nonzero) digits is 648, while the sum is 23.

The square root of 90626 is about 301.0415253748. The cubic root of 90626 is about 44.9177096919.

The spelling of 90626 in words is "ninety thousand, six hundred twenty-six".