22514357 has 2 divisors, whose sum is σ = 22514358. Its totient is φ = 22514356.

The previous prime is 22514351. The next prime is 22514369. The reversal of 22514357 is 75341522.

It is a happy number.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 20557156 + 1957201 = 4534^2 + 1399^2 .

It is a cyclic number.

It is not a de Polignac number, because 22514357 - 2⁸ = 22514101 is a prime.

It is a super-2 number, since 2×22514357² = 1013792542246898, which contains 22 as substring.

It is a Chen prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (22514351) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 11257178 + 11257179.

It is an arithmetic number, because the mean of its divisors is an integer number (11257179).

Almost surely, 2^22514357 is an apocalyptic number.

It is an amenable number.

22514357 is a deficient number, since it is larger than the sum of its proper divisors (1).

22514357 is an equidigital number, since it uses as much as digits as its factorization.

22514357 is an evil number, because the sum of its binary digits is even.

The product of its digits is 8400, while the sum is 29.

The square root of 22514357 is about 4744.9296095938. The cubic root of 22514357 is about 282.3708423606.

Adding to 22514357 its reverse (75341522), we get a palindrome (97855879).

The spelling of 22514357 in words is "twenty-two million, five hundred fourteen thousand, three hundred fifty-seven".