222574797 has 40 divisors (see below), whose sum is σ = 362128800. Its totient is φ = 135698976.

The previous prime is 222574777. The next prime is 222574801. The reversal of 222574797 is 797475222.

222574797 is a `hidden beast` number, since 2 + 2 + 2 + 574 + 79 + 7 = 666.

It is not a de Polignac number, because 222574797 - 2⁶ = 222574733 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (222574747) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 39 ways as a sum of consecutive naturals, for example, 42138 + ... + 47124.

It is an arithmetic number, because the mean of its divisors is an integer number (9053220).

Almost surely, 2^222574797 is an apocalyptic number.

222574797 is a gapful number since it is divisible by the number (27) formed by its first and last digit.

It is an amenable number.

222574797 is a deficient number, since it is larger than the sum of its proper divisors (139554003).

222574797 is a wasteful number, since it uses less digits than its factorization.

222574797 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5047 (or 5038 counting only the distinct ones).

The product of its digits is 493920, while the sum is 45.

The square root of 222574797 is about 14918.9408806389. The cubic root of 222574797 is about 606.0270304579.

The spelling of 222574797 in words is "two hundred twenty-two million, five hundred seventy-four thousand, seven hundred ninety-seven".