22250719 has 2 divisors, whose sum is σ = 22250720. Its totient is φ = 22250718.

The previous prime is 22250707. The next prime is 22250731. The reversal of 22250719 is 91705222.

It is a balanced prime because it is at equal distance from previous prime (22250707) and next prime (22250731).

It is a cyclic number.

It is not a de Polignac number, because 22250719 - 2⁵ = 22250687 is a prime.

It is a super-2 number, since 2×22250719² = 990188992033922, which contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (22250749) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 11125359 + 11125360.

It is an arithmetic number, because the mean of its divisors is an integer number (11125360).

Almost surely, 2^22250719 is an apocalyptic number.

22250719 is a deficient number, since it is larger than the sum of its proper divisors (1).

22250719 is an equidigital number, since it uses as much as digits as its factorization.

22250719 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 2520, while the sum is 28.

The square root of 22250719 is about 4717.0667792602. The cubic root of 22250719 is about 281.2643460007.

The spelling of 22250719 in words is "twenty-two million, two hundred fifty thousand, seven hundred nineteen".