97689022 has 4 divisors (see below), whose sum is σ = 146533536. Its totient is φ = 48844510.

The previous prime is 97688977. The next prime is 97689037. The reversal of 97689022 is 22098679.

It is a happy number.

It is a semiprime because it is the product of two primes.

It is a self number, because there is not a number n which added to its sum of digits gives 97689022.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 24422254 + ... + 24422257.

It is an arithmetic number, because the mean of its divisors is an integer number (36633384).

Almost surely, 2^97689022 is an apocalyptic number.

97689022 is a deficient number, since it is larger than the sum of its proper divisors (48844514).

97689022 is a wasteful number, since it uses less digits than its factorization.

97689022 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 48844513.

The product of its (nonzero) digits is 108864, while the sum is 43.

The square root of 97689022 is about 9883.7756955528. The cubic root of 97689022 is about 460.5554443497. Note that the first 3 decimals are identical.

It can be divided in two parts, 976 and 89022, that added together give a palindrome (89998).

The spelling of 97689022 in words is "ninety-seven million, six hundred eighty-nine thousand, twenty-two".