40859047 has 8 divisors (see below), whose sum is σ = 41275520. Its totient is φ = 40444920.

The previous prime is 40859033. The next prime is 40859053. The reversal of 40859047 is 74095804.

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 40859047 - 2¹⁹ = 40334759 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 40858997 and 40859015.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (40859947) 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, 71272 + ... + 71842.

It is an arithmetic number, because the mean of its divisors is an integer number (5159440).

Almost surely, 2^40859047 is an apocalyptic number.

40859047 is a deficient number, since it is larger than the sum of its proper divisors (416473).

40859047 is a wasteful number, since it uses less digits than its factorization.

40859047 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1173.

The product of its (nonzero) digits is 40320, while the sum is 37.

The square root of 40859047 is about 6392.1081811872. The cubic root of 40859047 is about 344.4261186651.

The spelling of 40859047 in words is "forty million, eight hundred fifty-nine thousand, forty-seven".