234225666 has 24 divisors (see below), whose sum is σ = 512517564. Its totient is φ = 77301600.

The previous prime is 234225653. The next prime is 234225671. The reversal of 234225666 is 666522432.

It can be written as a sum of positive squares in 2 ways, for example, as 233631225 + 594441 = 15285^2 + 771^2 .

It is a super-2 number, since 2×234225666² = 109723325226287112, which contains 22 as substring.

It is a hoax number, since the sum of its digits (36) coincides with the sum of the digits of its distinct prime factors.

It is a self number, because there is not a number n which added to its sum of digits gives 234225666.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 62601 + ... + 66236.

Almost surely, 2^234225666 is an apocalyptic number.

234225666 is an abundant number, since it is smaller than the sum of its proper divisors (278291898).

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

234225666 is a wasteful number, since it uses less digits than its factorization.

234225666 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 128946 (or 128943 counting only the distinct ones).

The product of its digits is 103680, while the sum is 36.

The square root of 234225666 is about 15304.4328872389. The cubic root of 234225666 is about 616.4220434498.

The spelling of 234225666 in words is "two hundred thirty-four million, two hundred twenty-five thousand, six hundred sixty-six".