97222680 has 160 divisors (see below), whose sum is σ = 336021840. Its totient is φ = 25194240.

The previous prime is 97222651. The next prime is 97222687. The reversal of 97222680 is 8622279.

It is a Harshad number since it is a multiple of its sum of digits (36).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (97222687) by changing a digit.

It is a polite number, since it can be written in 39 ways as a sum of consecutive naturals, for example, 119475 + ... + 120285.

Almost surely, 2^97222680 is an apocalyptic number.

97222680 is a gapful number since it is divisible by the number (90) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 97222680, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (168010920).

97222680 is an abundant number, since it is smaller than the sum of its proper divisors (238799160).

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

97222680 is a wasteful number, since it uses less digits than its factorization.

97222680 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 871 (or 858 counting only the distinct ones).

The product of its (nonzero) digits is 24192, while the sum is 36.

The square root of 97222680 is about 9860.1561853756. The cubic root of 97222680 is about 459.8214177619.

The spelling of 97222680 in words is "ninety-seven million, two hundred twenty-two thousand, six hundred eighty".