406265256 has 48 divisors (see below), whose sum is σ = 1102114260. Its totient is φ = 135198720.

The previous prime is 406265243. The next prime is 406265257. The reversal of 406265256 is 652562604.

406265256 is a `hidden beast` number, since 4 + 0 + 626 + 5 + 25 + 6 = 666.

It can be written as a sum of positive squares in 2 ways, for example, as 329422500 + 76842756 = 18150^2 + 8766^2 .

It is a Harshad number since it is a multiple of its sum of digits (36).

It is a self number, because there is not a number n which added to its sum of digits gives 406265256.

It is not an unprimeable number, because it can be changed into a prime (406265257) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 42696 + ... + 51336.

Almost surely, 2^406265256 is an apocalyptic number.

It is an amenable number.

406265256 is an abundant number, since it is smaller than the sum of its proper divisors (695849004).

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

406265256 is a wasteful number, since it uses less digits than its factorization.

406265256 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 9306 (or 9299 counting only the distinct ones).

The product of its (nonzero) digits is 86400, while the sum is 36.

The square root of 406265256 is about 20156.0228219756. The cubic root of 406265256 is about 740.6332879273.

The spelling of 406265256 in words is "four hundred six million, two hundred sixty-five thousand, two hundred fifty-six".