22990327 has 4 divisors (see below), whose sum is σ = 23218056. Its totient is φ = 22762600.

The previous prime is 22990291. The next prime is 22990339. The reversal of 22990327 is 72309922.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 72309922 = 2 ⋅36154961.

It is a cyclic number.

It is not a de Polignac number, because 22990327 - 2¹¹ = 22988279 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 22990292 and 22990301.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (22990927) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 113713 + ... + 113914.

It is an arithmetic number, because the mean of its divisors is an integer number (5804514).

Almost surely, 2^22990327 is an apocalyptic number.

22990327 is a deficient number, since it is larger than the sum of its proper divisors (227729).

22990327 is a wasteful number, since it uses less digits than its factorization.

22990327 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 227728.

The product of its (nonzero) digits is 13608, while the sum is 34.

The square root of 22990327 is about 4794.8229372939. The cubic root of 22990327 is about 284.3468246770.

The spelling of 22990327 in words is "twenty-two million, nine hundred ninety thousand, three hundred twenty-seven".