22988501 has 2 divisors, whose sum is σ = 22988502. Its totient is φ = 22988500.

The previous prime is 22988473. The next prime is 22988519. The reversal of 22988501 is 10588922.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 15007876 + 7980625 = 3874^2 + 2825^2 .

It is a cyclic number.

It is not a de Polignac number, because 22988501 - 2¹⁸ = 22726357 is a prime.

It is a Sophie Germain prime.

It is a Curzon number.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (22988551) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 11494250 + 11494251.

It is an arithmetic number, because the mean of its divisors is an integer number (11494251).

Almost surely, 2^22988501 is an apocalyptic number.

It is an amenable number.

22988501 is a deficient number, since it is larger than the sum of its proper divisors (1).

22988501 is an equidigital number, since it uses as much as digits as its factorization.

22988501 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 11520, while the sum is 35.

The square root of 22988501 is about 4794.6325198080. The cubic root of 22988501 is about 284.3392964233.

The spelling of 22988501 in words is "twenty-two million, nine hundred eighty-eight thousand, five hundred one".