79222248 has 96 divisors (see below), whose sum is σ = 258148800. Its totient is φ = 21441024.

The previous prime is 79222237. The next prime is 79222259. The reversal of 79222248 is 84222297.

It is a happy number.

It is an interprime number because it is at equal distance from previous prime (79222237) and next prime (79222259).

It is a Harshad number since it is a multiple of its sum of digits (36).

It is a nude number because it is divisible by every one of its digits.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 5440 + ... + 13712.

It is an arithmetic number, because the mean of its divisors is an integer number (2689050).

Almost surely, 2^79222248 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 79222248, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (129074400).

79222248 is an abundant number, since it is smaller than the sum of its proper divisors (178926552).

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

79222248 is a wasteful number, since it uses less digits than its factorization.

79222248 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 8311 (or 8304 counting only the distinct ones).

The product of its digits is 32256, while the sum is 36.

The square root of 79222248 is about 8900.6880632904. The cubic root of 79222248 is about 429.4860417854.

The spelling of 79222248 in words is "seventy-nine million, two hundred twenty-two thousand, two hundred forty-eight".