99425699 has 2 divisors, whose sum is σ = 99425700. Its totient is φ = 99425698.

The previous prime is 99425693. The next prime is 99425731. The reversal of 99425699 is 99652499.

It is a weak prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-99425699 is a prime.

It is a Chen prime.

It is a self number, because there is not a number n which added to its sum of digits gives 99425699.

It is not a weakly prime, because it can be changed into another prime (99425693) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 49712849 + 49712850.

It is an arithmetic number, because the mean of its divisors is an integer number (49712850).

Almost surely, 2^99425699 is an apocalyptic number.

99425699 is a deficient number, since it is larger than the sum of its proper divisors (1).

99425699 is an equidigital number, since it uses as much as digits as its factorization.

99425699 is an evil number, because the sum of its binary digits is even.

The product of its digits is 1574640, while the sum is 53.

The square root of 99425699 is about 9971.2436034830. The cubic root of 99425699 is about 463.2686205477.

The spelling of 99425699 in words is "ninety-nine million, four hundred twenty-five thousand, six hundred ninety-nine".