22348087 has 2 divisors, whose sum is σ = 22348088. Its totient is φ = 22348086.

The previous prime is 22348069. The next prime is 22348093. The reversal of 22348087 is 78084322.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-22348087 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (22348057) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 11174043 + 11174044.

It is an arithmetic number, because the mean of its divisors is an integer number (11174044).

Almost surely, 2^22348087 is an apocalyptic number.

22348087 is a deficient number, since it is larger than the sum of its proper divisors (1).

22348087 is an equidigital number, since it uses as much as digits as its factorization.

22348087 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 21504, while the sum is 34.

The square root of 22348087 is about 4727.3763336549. The cubic root of 22348087 is about 281.6740151128.

The spelling of 22348087 in words is "twenty-two million, three hundred forty-eight thousand, eighty-seven".