40832305 has 4 divisors (see below), whose sum is σ = 48998772. Its totient is φ = 32665840.

The previous prime is 40832251. The next prime is 40832321. The reversal of 40832305 is 50323804.

40832305 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

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 17338896 + 23493409 = 4164^2 + 4847^2 .

It is not a de Polignac number, because 40832305 - 2⁹ = 40831793 is a prime.

It is a super-2 number, since 2×40832305² = 3334554263226050, which contains 22 as substring.

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 40832305.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 4083226 + ... + 4083235.

It is an arithmetic number, because the mean of its divisors is an integer number (12249693).

Almost surely, 2^40832305 is an apocalyptic number.

It is an amenable number.

40832305 is a deficient number, since it is larger than the sum of its proper divisors (8166467).

40832305 is an equidigital number, since it uses as much as digits as its factorization.

40832305 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 8166466.

The product of its (nonzero) digits is 2880, while the sum is 25.

The square root of 40832305 is about 6390.0160406684. The cubic root of 40832305 is about 344.3509606596.

The spelling of 40832305 in words is "forty million, eight hundred thirty-two thousand, three hundred five".