97222236 has 24 divisors (see below), whose sum is σ = 232984080. Its totient is φ = 31531392.

The previous prime is 97222189. The next prime is 97222241. The reversal of 97222236 is 63222279.

It is a junction number, because it is equal to n+sod(n) for n = 97222197 and 97222206.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 109041 + ... + 109928.

It is an arithmetic number, because the mean of its divisors is an integer number (9707670).

Almost surely, 2^97222236 is an apocalyptic number.

It is an amenable number.

97222236 is an abundant number, since it is smaller than the sum of its proper divisors (135761844).

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

97222236 is a wasteful number, since it uses less digits than its factorization.

97222236 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 219013 (or 219011 counting only the distinct ones).

The product of its digits is 18144, while the sum is 33.

The square root of 97222236 is about 9860.1336704935. The cubic root of 97222236 is about 459.8207177846.

The spelling of 97222236 in words is "ninety-seven million, two hundred twenty-two thousand, two hundred thirty-six".