22748951 has 2 divisors, whose sum is σ = 22748952. Its totient is φ = 22748950.

The previous prime is 22748939. The next prime is 22748959. The reversal of 22748951 is 15984722.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-22748951 is a prime.

It is a Chen prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (22748959) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 11374475 + 11374476.

It is an arithmetic number, because the mean of its divisors is an integer number (11374476).

Almost surely, 2^22748951 is an apocalyptic number.

22748951 is a deficient number, since it is larger than the sum of its proper divisors (1).

22748951 is an equidigital number, since it uses as much as digits as its factorization.

22748951 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 40320, while the sum is 38.

The square root of 22748951 is about 4769.5860407377. The cubic root of 22748951 is about 283.3482002195.

The spelling of 22748951 in words is "twenty-two million, seven hundred forty-eight thousand, nine hundred fifty-one".