97222392 has 48 divisors (see below), whose sum is σ = 277173000. Its totient is φ = 30701376.

The previous prime is 97222387. The next prime is 97222397. The reversal of 97222392 is 29322279.

It is a happy number.

It is an interprime number because it is at equal distance from previous prime (97222387) and next prime (97222397).

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 (97222397) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 34167 + ... + 36902.

Almost surely, 2^97222392 is an apocalyptic number.

It is an amenable number.

97222392 is an abundant number, since it is smaller than the sum of its proper divisors (179950608).

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

97222392 is a wasteful number, since it uses less digits than its factorization.

97222392 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 71100 (or 71093 counting only the distinct ones).

The product of its digits is 27216, while the sum is 36.

The square root of 97222392 is about 9860.1415811336. The cubic root of 97222392 is about 459.8209637228.

It can be divided in two parts, 972223 and 92, that added together give a triangular number (972315 = T₁₃₉₄).

The spelling of 97222392 in words is "ninety-seven million, two hundred twenty-two thousand, three hundred ninety-two".