97626787 has 2 divisors, whose sum is σ = 97626788. Its totient is φ = 97626786.

The previous prime is 97626773. The next prime is 97626797. The reversal of 97626787 is 78762679.

It is a happy number.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-97626787 is a prime.

It is not a weakly prime, because it can be changed into another prime (97626707) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 48813393 + 48813394.

It is an arithmetic number, because the mean of its divisors is an integer number (48813394).

Almost surely, 2^97626787 is an apocalyptic number.

97626787 is a deficient number, since it is larger than the sum of its proper divisors (1).

97626787 is an equidigital number, since it uses as much as digits as its factorization.

97626787 is an evil number, because the sum of its binary digits is even.

The product of its digits is 1778112, while the sum is 52.

The square root of 97626787 is about 9880.6268525838. The cubic root of 97626787 is about 460.4576211540.

The spelling of 97626787 in words is "ninety-seven million, six hundred twenty-six thousand, seven hundred eighty-seven".