22542763 has 2 divisors, whose sum is σ = 22542764. Its totient is φ = 22542762.

The previous prime is 22542761. The next prime is 22542769. The reversal of 22542763 is 36724522.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 22542763 - 2¹ = 22542761 is a prime.

Together with 22542761, it forms a pair of twin primes.

It is not a weakly prime, because it can be changed into another prime (22542761) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 11271381 + 11271382.

It is an arithmetic number, because the mean of its divisors is an integer number (11271382).

Almost surely, 2^22542763 is an apocalyptic number.

22542763 is a deficient number, since it is larger than the sum of its proper divisors (1).

22542763 is an equidigital number, since it uses as much as digits as its factorization.

22542763 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 20160, while the sum is 31.

The square root of 22542763 is about 4747.9219665028. The cubic root of 22542763 is about 282.4895466934.

The spelling of 22542763 in words is "twenty-two million, five hundred forty-two thousand, seven hundred sixty-three".