222734761 has 4 divisors (see below), whose sum is σ = 230415300. Its totient is φ = 215054224.

The previous prime is 222734749. The next prime is 222734803. The reversal of 222734761 is 167437222.

222734761 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

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

It can be written as a sum of positive squares in 2 ways, for example, as 83612736 + 139122025 = 9144^2 + 11795^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-222734761 is a prime.

It is a super-2 number, since 2×222734761² = 99221547515454242, which contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (222732761) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 3840226 + ... + 3840283.

It is an arithmetic number, because the mean of its divisors is an integer number (57603825).

Almost surely, 2^222734761 is an apocalyptic number.

It is an amenable number.

222734761 is a deficient number, since it is larger than the sum of its proper divisors (7680539).

222734761 is an equidigital number, since it uses as much as digits as its factorization.

222734761 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7680538.

The product of its digits is 28224, while the sum is 34.

The square root of 222734761 is about 14924.3010221585. The cubic root of 222734761 is about 606.1721791065.

The spelling of 222734761 in words is "two hundred twenty-two million, seven hundred thirty-four thousand, seven hundred sixty-one".