99222548 has 12 divisors (see below), whose sum is σ = 173828340. Its totient is φ = 49557312.

The previous prime is 99222547. The next prime is 99222577. The reversal of 99222548 is 84522299.

It can be written as a sum of positive squares in 2 ways, for example, as 18905104 + 80317444 = 4348^2 + 8962^2 .

It is a super-2 number, since 2×99222548² = 19690228063224608, which contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (99222547) 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, 9203 + ... + 16826.

It is an arithmetic number, because the mean of its divisors is an integer number (14485695).

Almost surely, 2^99222548 is an apocalyptic number.

It is an amenable number.

99222548 is a deficient number, since it is larger than the sum of its proper divisors (74605792).

99222548 is a wasteful number, since it uses less digits than its factorization.

99222548 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 26986 (or 26984 counting only the distinct ones).

The product of its digits is 103680, while the sum is 41.

The square root of 99222548 is about 9961.0515509157. The cubic root of 99222548 is about 462.9528817387.

The spelling of 99222548 in words is "ninety-nine million, two hundred twenty-two thousand, five hundred forty-eight".