97213373 has 4 divisors (see below), whose sum is σ = 97243740. Its totient is φ = 97183008.

The previous prime is 97213351. The next prime is 97213381. The reversal of 97213373 is 37331279.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 37331279 = 41 ⋅910519.

It can be written as a sum of positive squares in 2 ways, for example, as 26030404 + 71182969 = 5102^2 + 8437^2 .

It is a cyclic number.

It is not a de Polignac number, because 97213373 - 2²⁰ = 96164797 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (97213073) 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, 9728 + ... + 17001.

It is an arithmetic number, because the mean of its divisors is an integer number (24310935).

Almost surely, 2^97213373 is an apocalyptic number.

It is an amenable number.

97213373 is a deficient number, since it is larger than the sum of its proper divisors (30367).

97213373 is a wasteful number, since it uses less digits than its factorization.

97213373 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 30366.

The product of its digits is 23814, while the sum is 35.

The square root of 97213373 is about 9859.6842241524. The cubic root of 97213373 is about 459.8067445927.

The spelling of 97213373 in words is "ninety-seven million, two hundred thirteen thousand, three hundred seventy-three".