97222559 has 4 divisors (see below), whose sum is σ = 111111504. Its totient is φ = 83333616.

The previous prime is 97222553. The next prime is 97222579. The reversal of 97222559 is 95522279.

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

It is a cyclic number.

It is not a de Polignac number, because 97222559 - 2¹² = 97218463 is a prime.

It is a super-4 number, since 4×97222559⁴ (a number of 33 digits) contains 4444 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (97222553) 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, 6944462 + ... + 6944475.

It is an arithmetic number, because the mean of its divisors is an integer number (27777876).

Almost surely, 2^97222559 is an apocalyptic number.

97222559 is a deficient number, since it is larger than the sum of its proper divisors (13888945).

97222559 is a wasteful number, since it uses less digits than its factorization.

97222559 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 13888944.

The product of its digits is 113400, while the sum is 41.

The square root of 97222559 is about 9860.1500495682. The cubic root of 97222559 is about 459.8212270025.

The spelling of 97222559 in words is "ninety-seven million, two hundred twenty-two thousand, five hundred fifty-nine".