97223388 has 24 divisors (see below), whose sum is σ = 227015040. Its totient is φ = 32384880.

The previous prime is 97223377. The next prime is 97223389. The reversal of 97223388 is 88332279.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (97223389) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 28873 + ... + 32063.

It is an arithmetic number, because the mean of its divisors is an integer number (9458960).

Almost surely, 2^97223388 is an apocalyptic number.

It is an amenable number.

97223388 is an abundant number, since it is smaller than the sum of its proper divisors (129791652).

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

97223388 is a wasteful number, since it uses less digits than its factorization.

97223388 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5737 (or 5735 counting only the distinct ones).

The product of its digits is 145152, while the sum is 42.

The square root of 97223388 is about 9860.1920873784. The cubic root of 97223388 is about 459.8225339376.

The spelling of 97223388 in words is "ninety-seven million, two hundred twenty-three thousand, three hundred eighty-eight".