40412679 has 8 divisors (see below), whose sum is σ = 56226432. Its totient is φ = 25770360.

The previous prime is 40412609. The next prime is 40412681. The reversal of 40412679 is 97621404.

It is a happy number.

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

It is not a de Polignac number, because 40412679 - 2⁷ = 40412551 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (40412609) 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, 292777 + ... + 292914.

It is an arithmetic number, because the mean of its divisors is an integer number (7028304).

Almost surely, 2^40412679 is an apocalyptic number.

40412679 is a deficient number, since it is larger than the sum of its proper divisors (15813753).

40412679 is a wasteful number, since it uses less digits than its factorization.

40412679 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 585717.

The product of its (nonzero) digits is 12096, while the sum is 33.

The square root of 40412679 is about 6357.0967430109. The cubic root of 40412679 is about 343.1672863038.

The spelling of 40412679 in words is "forty million, four hundred twelve thousand, six hundred seventy-nine".