40682279 has 4 divisors (see below), whose sum is σ = 44380680. Its totient is φ = 36983880.

The previous prime is 40682267. The next prime is 40682293. The reversal of 40682279 is 97228604.

40682279 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 is a cyclic number.

It is not a de Polignac number, because 40682279 - 2⁴ = 40682263 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (40682779) by changing a digit.

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, 1849184 + ... + 1849205.

It is an arithmetic number, because the mean of its divisors is an integer number (11095170).

Almost surely, 2^40682279 is an apocalyptic number.

40682279 is a deficient number, since it is larger than the sum of its proper divisors (3698401).

40682279 is a wasteful number, since it uses less digits than its factorization.

40682279 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3698400.

The product of its (nonzero) digits is 48384, while the sum is 38.

The square root of 40682279 is about 6378.2661437102. The cubic root of 40682279 is about 343.9287051412.

The spelling of 40682279 in words is "forty million, six hundred eighty-two thousand, two hundred seventy-nine".