97216822 has 16 divisors (see below), whose sum is σ = 149742432. Its totient is φ = 47308480.

The previous prime is 97216817. The next prime is 97216853. The reversal of 97216822 is 22861279.

It is a super-2 number, since 2×97216822² = 18902220959559368, which contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 40068 + ... + 42424.

It is an arithmetic number, because the mean of its divisors is an integer number (9358902).

Almost surely, 2^97216822 is an apocalyptic number.

97216822 is a deficient number, since it is larger than the sum of its proper divisors (52525610).

97216822 is a wasteful number, since it uses less digits than its factorization.

97216822 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2903.

The product of its digits is 24192, while the sum is 37.

The square root of 97216822 is about 9859.8591267827. The cubic root of 97216822 is about 459.8121823038.

The spelling of 97216822 in words is "ninety-seven million, two hundred sixteen thousand, eight hundred twenty-two".