222250052 has 6 divisors (see below), whose sum is σ = 388937598. Its totient is φ = 111125024.

The previous prime is 222249983. The next prime is 222250069. The reversal of 222250052 is 250052222.

It is a happy number.

It can be written as a sum of positive squares in only one way, i.e., 191158276 + 31091776 = 13826^2 + 5576^2 .

It is a super-2 number, since 2×222250052² = 98790171228005408, which contains 22 as substring.

It is an unprimeable number.

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 as a sum of consecutive naturals, namely, 27781253 + ... + 27781260.

It is an arithmetic number, because the mean of its divisors is an integer number (64822933).

Almost surely, 2^222250052 is an apocalyptic number.

It is an amenable number.

222250052 is a deficient number, since it is larger than the sum of its proper divisors (166687546).

222250052 is a wasteful number, since it uses less digits than its factorization.

222250052 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 55562517 (or 55562515 counting only the distinct ones).

The product of its (nonzero) digits is 800, while the sum is 20.

The square root of 222250052 is about 14908.0532598995. The cubic root of 222250052 is about 605.7321482531.

The spelling of 222250052 in words is "two hundred twenty-two million, two hundred fifty thousand, fifty-two".