97748222 has 16 divisors (see below), whose sum is σ = 172256112. Its totient is φ = 41013120.

The previous prime is 97748213. The next prime is 97748227. The reversal of 97748222 is 22284779.

It is a super-2 number, since 2×97748222² = 19109429808322568, which contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 97748222.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (97748227) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 170603 + ... + 171174.

It is an arithmetic number, because the mean of its divisors is an integer number (10766007).

Almost surely, 2^97748222 is an apocalyptic number.

97748222 is a deficient number, since it is larger than the sum of its proper divisors (74507890).

97748222 is a wasteful number, since it uses less digits than its factorization.

97748222 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 341803.

The product of its digits is 112896, while the sum is 41.

The square root of 97748222 is about 9886.7700489088. The cubic root of 97748222 is about 460.6484584744.

The spelling of 97748222 in words is "ninety-seven million, seven hundred forty-eight thousand, two hundred twenty-two".