97213668 has 24 divisors (see below), whose sum is σ = 227031168. Its totient is φ = 32376096.

The previous prime is 97213643. The next prime is 97213679. The reversal of 97213668 is 86631279.

It is a happy 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, 14230 + ... + 19922.

It is an arithmetic number, because the mean of its divisors is an integer number (9459632).

Almost surely, 2^97213668 is an apocalyptic number.

It is an amenable number.

97213668 is an abundant number, since it is smaller than the sum of its proper divisors (129817500).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

97213668 is a wasteful number, since it uses less digits than its factorization.

97213668 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7123 (or 7121 counting only the distinct ones).

The product of its digits is 108864, while the sum is 42.

The square root of 97213668 is about 9859.6991840522. The cubic root of 97213668 is about 459.8072096963.

The spelling of 97213668 in words is "ninety-seven million, two hundred thirteen thousand, six hundred sixty-eight".