99622423 has 2 divisors, whose sum is σ = 99622424. Its totient is φ = 99622422.

The previous prime is 99622409. The next prime is 99622451. The reversal of 99622423 is 32422699.

It is a weak prime.

It is an emirp because it is prime and its reverse (32422699) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 99622423 - 2¹⁷ = 99491351 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (99622823) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 49811211 + 49811212.

It is an arithmetic number, because the mean of its divisors is an integer number (49811212).

Almost surely, 2^99622423 is an apocalyptic number.

99622423 is a deficient number, since it is larger than the sum of its proper divisors (1).

99622423 is an equidigital number, since it uses as much as digits as its factorization.

99622423 is an evil number, because the sum of its binary digits is even.

The product of its digits is 46656, while the sum is 37.

The square root of 99622423 is about 9981.1032957284. The cubic root of 99622423 is about 463.5739608358.

The spelling of 99622423 in words is "ninety-nine million, six hundred twenty-two thousand, four hundred twenty-three".