22750837 has 2 divisors, whose sum is σ = 22750838. Its totient is φ = 22750836.

The previous prime is 22750823. The next prime is 22750843. The reversal of 22750837 is 73805722.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 16329681 + 6421156 = 4041^2 + 2534^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-22750837 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (22750817) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 11375418 + 11375419.

It is an arithmetic number, because the mean of its divisors is an integer number (11375419).

Almost surely, 2^22750837 is an apocalyptic number.

It is an amenable number.

22750837 is a deficient number, since it is larger than the sum of its proper divisors (1).

22750837 is an equidigital number, since it uses as much as digits as its factorization.

22750837 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 23520, while the sum is 34.

The square root of 22750837 is about 4769.7837477185. The cubic root of 22750837 is about 283.3560303232.

The spelling of 22750837 in words is "twenty-two million, seven hundred fifty thousand, eight hundred thirty-seven".