97625999 has 2 divisors, whose sum is σ = 97626000. Its totient is φ = 97625998.

The previous prime is 97625993. The next prime is 97626031. The reversal of 97625999 is 99952679.

It is a weak prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-97625999 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (97625993) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 48812999 + 48813000.

It is an arithmetic number, because the mean of its divisors is an integer number (48813000).

Almost surely, 2^97625999 is an apocalyptic number.

97625999 is a deficient number, since it is larger than the sum of its proper divisors (1).

97625999 is an equidigital number, since it uses as much as digits as its factorization.

97625999 is an evil number, because the sum of its binary digits is even.

The product of its digits is 2755620, while the sum is 56.

The square root of 97625999 is about 9880.5869764908. The cubic root of 97625999 is about 460.4563822809.

The spelling of 97625999 in words is "ninety-seven million, six hundred twenty-five thousand, nine hundred ninety-nine".