40412266 has 8 divisors (see below), whose sum is σ = 60718500. Its totient is φ = 20172768.

The previous prime is 40412263. The next prime is 40412269. The reversal of 40412266 is 66221404.

It is an interprime number because it is at equal distance from previous prime (40412263) and next prime (40412269).

It can be written as a sum of positive squares in 2 ways, for example, as 33235225 + 7177041 = 5765^2 + 2679^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is a self number, because there is not a number n which added to its sum of digits gives 40412266.

It is not an unprimeable number, because it can be changed into a prime (40412263) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 15141 + ... + 17608.

Almost surely, 2^40412266 is an apocalyptic number.

40412266 is a deficient number, since it is larger than the sum of its proper divisors (20306234).

40412266 is a wasteful number, since it uses less digits than its factorization.

40412266 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 33368.

The product of its (nonzero) digits is 2304, while the sum is 25.

The square root of 40412266 is about 6357.0642595462. The cubic root of 40412266 is about 343.1661172930.

The spelling of 40412266 in words is "forty million, four hundred twelve thousand, two hundred sixty-six".