40404267 has 12 divisors (see below), whose sum is σ = 58439680. Its totient is φ = 26900208.

The previous prime is 40404239. The next prime is 40404269. The reversal of 40404267 is 76240404.

It is not a de Polignac number, because 40404267 - 2⁷ = 40404139 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 40404267.

It is not an unprimeable number, because it can be changed into a prime (40404269) 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 11 ways as a sum of consecutive naturals, for example, 5334 + ... + 10452.

Almost surely, 2^40404267 is an apocalyptic number.

40404267 is a deficient number, since it is larger than the sum of its proper divisors (18035413).

40404267 is a wasteful number, since it uses less digits than its factorization.

40404267 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6002 (or 5999 counting only the distinct ones).

The product of its (nonzero) digits is 5376, while the sum is 27.

The square root of 40404267 is about 6356.4350858008. The cubic root of 40404267 is about 343.1434742758.

The spelling of 40404267 in words is "forty million, four hundred four thousand, two hundred sixty-seven".