97213670 has 8 divisors (see below), whose sum is σ = 174984624. Its totient is φ = 38885464.

The previous prime is 97213643. The next prime is 97213679. The reversal of 97213670 is 7631279.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a self number, because there is not a number n which added to its sum of digits gives 97213670.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (97213679) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 4860674 + ... + 4860693.

It is an arithmetic number, because the mean of its divisors is an integer number (21873078).

Almost surely, 2^97213670 is an apocalyptic number.

97213670 is a deficient number, since it is larger than the sum of its proper divisors (77770954).

97213670 is a wasteful number, since it uses less digits than its factorization.

97213670 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 9721374.

The product of its (nonzero) digits is 15876, while the sum is 35.

The square root of 97213670 is about 9859.6992854752. The cubic root of 97213670 is about 459.8072128495.

The spelling of 97213670 in words is "ninety-seven million, two hundred thirteen thousand, six hundred seventy".