22590430 has 16 divisors (see below), whose sum is σ = 42803280. Its totient is φ = 8560512.

The previous prime is 22590401. The next prime is 22590443. The reversal of 22590430 is 3409522.

It is a happy number.

It is a junction number, because it is equal to n+sod(n) for n = 22590395 and 22590404.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 59259 + ... + 59638.

It is an arithmetic number, because the mean of its divisors is an integer number (2675205).

Almost surely, 2^22590430 is an apocalyptic number.

22590430 is a deficient number, since it is larger than the sum of its proper divisors (20212850).

22590430 is a wasteful number, since it uses less digits than its factorization.

22590430 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 118923.

The product of its (nonzero) digits is 2160, while the sum is 25.

The square root of 22590430 is about 4752.9390907101. The cubic root of 22590430 is about 282.6885159355.

Adding to 22590430 its reverse (3409522), we get a palindrome (25999952).

The spelling of 22590430 in words is "twenty-two million, five hundred ninety thousand, four hundred thirty".