222846842 has 4 divisors (see below), whose sum is σ = 334270266. Its totient is φ = 111423420.

The previous prime is 222846797. The next prime is 222846853. The reversal of 222846842 is 248648222.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in only one way, i.e., 197936761 + 24910081 = 14069^2 + 4991^2 .

It is a junction number, because it is equal to n+sod(n) for n = 222846796 and 222846805.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 55711709 + ... + 55711712.

Almost surely, 2^222846842 is an apocalyptic number.

222846842 is a deficient number, since it is larger than the sum of its proper divisors (111423424).

222846842 is a wasteful number, since it uses less digits than its factorization.

222846842 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 111423423.

The product of its digits is 98304, while the sum is 38.

The square root of 222846842 is about 14928.0555331229. The cubic root of 222846842 is about 606.2738381245.

The spelling of 222846842 in words is "two hundred twenty-two million, eight hundred forty-six thousand, eight hundred forty-two".