40268805 has 8 divisors (see below), whose sum is σ = 64430112. Its totient is φ = 21476688.

The previous prime is 40268759. The next prime is 40268807. The reversal of 40268805 is 50886204.

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

It is not a de Polignac number, because 40268805 - 2⁶ = 40268741 is a prime.

It is a super-2 number, since 2×40268805² = 3243153312256050, which contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (40268807) 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 7 ways as a sum of consecutive naturals, for example, 1342279 + ... + 1342308.

It is an arithmetic number, because the mean of its divisors is an integer number (8053764).

Almost surely, 2^40268805 is an apocalyptic number.

It is an amenable number.

40268805 is a deficient number, since it is larger than the sum of its proper divisors (24161307).

40268805 is a wasteful number, since it uses less digits than its factorization.

40268805 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2684595.

The product of its (nonzero) digits is 15360, while the sum is 33.

The square root of 40268805 is about 6345.7706387798. The cubic root of 40268805 is about 342.7595631285.

The spelling of 40268805 in words is "forty million, two hundred sixty-eight thousand, eight hundred five".