99632623 has 2 divisors, whose sum is σ = 99632624. Its totient is φ = 99632622.

The previous prime is 99632587. The next prime is 99632627. The reversal of 99632623 is 32623699.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 99632623 - 2⁹ = 99632111 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (99632627) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 49816311 + 49816312.

It is an arithmetic number, because the mean of its divisors is an integer number (49816312).

Almost surely, 2^99632623 is an apocalyptic number.

99632623 is a deficient number, since it is larger than the sum of its proper divisors (1).

99632623 is an equidigital number, since it uses as much as digits as its factorization.

99632623 is an evil number, because the sum of its binary digits is even.

The product of its digits is 104976, while the sum is 40.

The square root of 99632623 is about 9981.6142482065. The cubic root of 99632623 is about 463.5897815479.

The spelling of 99632623 in words is "ninety-nine million, six hundred thirty-two thousand, six hundred twenty-three".