97663222 has 4 divisors (see below), whose sum is σ = 146494836. Its totient is φ = 48831610.

The previous prime is 97663217. The next prime is 97663253. The reversal of 97663222 is 22236679.

It is a semiprime because it is the product of two primes.

It is a nialpdrome in base 10.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 24415804 + ... + 24415807.

It is an arithmetic number, because the mean of its divisors is an integer number (36623709).

Almost surely, 2^97663222 is an apocalyptic number.

97663222 is a deficient number, since it is larger than the sum of its proper divisors (48831614).

97663222 is a wasteful number, since it uses less digits than its factorization.

97663222 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 48831613.

The product of its digits is 54432, while the sum is 37.

The square root of 97663222 is about 9882.4704401278. The cubic root of 97663222 is about 460.5148960314.

The spelling of 97663222 in words is "ninety-seven million, six hundred sixty-three thousand, two hundred twenty-two".