40679903 has 8 divisors (see below), whose sum is σ = 44478720. Its totient is φ = 36897880.

The previous prime is 40679897. The next prime is 40679911. The reversal of 40679903 is 30997604.

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

It is a cyclic number.

It is not a de Polignac number, because 40679903 - 2⁸ = 40679647 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (40679603) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1178 + ... + 9096.

It is an arithmetic number, because the mean of its divisors is an integer number (5559840).

Almost surely, 2^40679903 is an apocalyptic number.

40679903 is a deficient number, since it is larger than the sum of its proper divisors (3798817).

40679903 is a wasteful number, since it uses less digits than its factorization.

40679903 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 8397.

The product of its (nonzero) digits is 40824, while the sum is 38.

The square root of 40679903 is about 6378.0798834759. The cubic root of 40679903 is about 343.9220094288.

The spelling of 40679903 in words is "forty million, six hundred seventy-nine thousand, nine hundred three".