90206326 has 16 divisors (see below), whose sum is σ = 155085984. Its totient is φ = 38548224.

The previous prime is 90206323. The next prime is 90206341. The reversal of 90206326 is 62360209.

It is a junction number, because it is equal to n+sod(n) for n = 90206294 and 90206303.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (90206323) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 4185 + ... + 14068.

It is an arithmetic number, because the mean of its divisors is an integer number (9692874).

Almost surely, 2^90206326 is an apocalyptic number.

90206326 is a deficient number, since it is larger than the sum of its proper divisors (64879658).

90206326 is a wasteful number, since it uses less digits than its factorization.

90206326 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 18615.

The product of its (nonzero) digits is 3888, while the sum is 28.

The square root of 90206326 is about 9497.7010902639. The cubic root of 90206326 is about 448.4826689665.

The spelling of 90206326 in words is "ninety million, two hundred six thousand, three hundred twenty-six".