222953473 has 2 divisors, whose sum is σ = 222953474. Its totient is φ = 222953472.

The previous prime is 222953443. The next prime is 222953509. The reversal of 222953473 is 374359222.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 145636624 + 77316849 = 12068^2 + 8793^2 .

It is a cyclic number.

It is not a de Polignac number, because 222953473 - 2⁵ = 222953441 is a prime.

It is a super-2 number, since 2×222953473² = 99416502245523458, which contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (222953413) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (7) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 111476736 + 111476737.

It is an arithmetic number, because the mean of its divisors is an integer number (111476737).

It is a Proth number, since it is equal to 1701 ⋅ 2¹⁷ + 1 and 1701 < 2¹⁷.

Almost surely, 2^222953473 is an apocalyptic number.

It is an amenable number.

222953473 is a deficient number, since it is larger than the sum of its proper divisors (1).

222953473 is an equidigital number, since it uses as much as digits as its factorization.

222953473 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 90720, while the sum is 37.

The square root of 222953473 is about 14931.6266026177. The cubic root of 222953473 is about 606.3705222816.

The spelling of 222953473 in words is "two hundred twenty-two million, nine hundred fifty-three thousand, four hundred seventy-three".