40268105 has 4 divisors (see below), whose sum is σ = 48321732. Its totient is φ = 32214480.

The previous prime is 40268089. The next prime is 40268119. The reversal of 40268105 is 50186204.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 10106041 + 30162064 = 3179^2 + 5492^2 .

It is not a de Polignac number, because 40268105 - 2⁴ = 40268089 is a prime.

It is a Duffinian number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 4026806 + ... + 4026815.

It is an arithmetic number, because the mean of its divisors is an integer number (12080433).

Almost surely, 2^40268105 is an apocalyptic number.

It is an amenable number.

40268105 is a deficient number, since it is larger than the sum of its proper divisors (8053627).

40268105 is an equidigital number, since it uses as much as digits as its factorization.

40268105 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 8053626.

The product of its (nonzero) digits is 1920, while the sum is 26.

The square root of 40268105 is about 6345.7154836945. The cubic root of 40268105 is about 342.7575770330.

The spelling of 40268105 in words is "forty million, two hundred sixty-eight thousand, one hundred five".