22150413 has 12 divisors (see below), whose sum is σ = 32052540. Its totient is φ = 14740416.

The previous prime is 22150393. The next prime is 22150423. The reversal of 22150413 is 31405122.

It can be written as a sum of positive squares in 2 ways, for example, as 11923209 + 10227204 = 3453^2 + 3198^2 .

It is not a de Polignac number, because 22150413 - 2⁸ = 22150157 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (22150423) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 3993 + ... + 7761.

It is an arithmetic number, because the mean of its divisors is an integer number (2671045).

Almost surely, 2^22150413 is an apocalyptic number.

It is an amenable number.

22150413 is a deficient number, since it is larger than the sum of its proper divisors (9902127).

22150413 is a wasteful number, since it uses less digits than its factorization.

22150413 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4428 (or 4425 counting only the distinct ones).

The product of its (nonzero) digits is 240, while the sum is 18.

The square root of 22150413 is about 4706.4225267181. The cubic root of 22150413 is about 280.8410637708.

Adding to 22150413 its reverse (31405122), we get a palindrome (53555535).

The spelling of 22150413 in words is "twenty-two million, one hundred fifty thousand, four hundred thirteen".