4045266 has 12 divisors (see below), whose sum is σ = 8764782. Its totient is φ = 1348416.

The previous prime is 4045253. The next prime is 4045267. The reversal of 4045266 is 6625404.

It is a happy number.

It can be written as a sum of positive squares in only one way, i.e., 3861225 + 184041 = 1965^2 + 429^2 .

It is not an unprimeable number, because it can be changed into a prime (4045267) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 112351 + ... + 112386.

Almost surely, 2^4045266 is an apocalyptic number.

4045266 is an abundant number, since it is smaller than the sum of its proper divisors (4719516).

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

4045266 is a wasteful number, since it uses less digits than its factorization.

4045266 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 224745 (or 224742 counting only the distinct ones).

The product of its (nonzero) digits is 5760, while the sum is 27.

The square root of 4045266 is about 2011.2846640891. The cubic root of 4045266 is about 159.3366546734.

The spelling of 4045266 in words is "four million, forty-five thousand, two hundred sixty-six".