22068590 has 32 divisors (see below), whose sum is σ = 41313024. Its totient is φ = 8478720.

The previous prime is 22068587. The next prime is 22068637. The reversal of 22068590 is 9586022.

It is a super-3 number, since 3×22068590³ (a number of 23 digits) contains 333 as substring.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 79532 + ... + 79808.

It is an arithmetic number, because the mean of its divisors is an integer number (1291032).

Almost surely, 2^22068590 is an apocalyptic number.

22068590 is a deficient number, since it is larger than the sum of its proper divisors (19244434).

22068590 is a wasteful number, since it uses less digits than its factorization.

22068590 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 572.

The product of its (nonzero) digits is 8640, while the sum is 32.

The square root of 22068590 is about 4697.7217882714. The cubic root of 22068590 is about 280.4948307761.

The spelling of 22068590 in words is "twenty-two million, sixty-eight thousand, five hundred ninety".