222392847672 has 96 divisors (see below), whose sum is σ = 661364449200. Its totient is φ = 69770294784.

The previous prime is 222392847643. The next prime is 222392847697. The reversal of 222392847672 is 276748293222.

222392847672 is a `hidden beast` number, since 2 + 223 + 9 + 284 + 76 + 72 = 666.

It is a super-2 number, since 2×222392847672² (a number of 23 digits) contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (54).

It is a congruent number.

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, 3331647 + ... + 3397742.

Almost surely, 2^222392847672 is an apocalyptic number.

It is an amenable number.

222392847672 is an abundant number, since it is smaller than the sum of its proper divisors (438971601528).

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

222392847672 is a wasteful number, since it uses less digits than its factorization.

222392847672 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6729427 (or 6729411 counting only the distinct ones).

The product of its digits is 8128512, while the sum is 54.

The spelling of 222392847672 in words is "two hundred twenty-two billion, three hundred ninety-two million, eight hundred forty-seven thousand, six hundred seventy-two".