97766422 has 64 divisors (see below), whose sum is σ = 178536960. Its totient is φ = 39688704.

The previous prime is 97766413. The next prime is 97766423. The reversal of 97766422 is 22466779.

It is a Smith number, since the sum of its digits (43) coincides with the sum of the digits of its prime factors. Since it is squarefree, it is also a hoax number.

It is a nialpdrome in base 10.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (97766423) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 599713 + ... + 599875.

It is an arithmetic number, because the mean of its divisors is an integer number (2789640).

Almost surely, 2^97766422 is an apocalyptic number.

97766422 is a deficient number, since it is larger than the sum of its proper divisors (80770538).

97766422 is a wasteful number, since it uses less digits than its factorization.

97766422 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 277.

The product of its digits is 254016, while the sum is 43.

The square root of 97766422 is about 9887.6904280019. The cubic root of 97766422 is about 460.6770464851.

The spelling of 97766422 in words is "ninety-seven million, seven hundred sixty-six thousand, four hundred twenty-two".