40859967 has 16 divisors (see below), whose sum is σ = 55959552. Its totient is φ = 26507040.

The previous prime is 40859957. The next prime is 40859969. The reversal of 40859967 is 76995804.

It is not a de Polignac number, because 40859967 - 2¹⁰ = 40858943 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (40859969) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 27042 + ... + 28512.

It is an arithmetic number, because the mean of its divisors is an integer number (3497472).

Almost surely, 2^40859967 is an apocalyptic number.

40859967 is a gapful number since it is divisible by the number (47) formed by its first and last digit.

40859967 is a deficient number, since it is larger than the sum of its proper divisors (15099585).

40859967 is a wasteful number, since it uses less digits than its factorization.

40859967 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1718.

The product of its (nonzero) digits is 544320, while the sum is 48.

The square root of 40859967 is about 6392.1801445203. The cubic root of 40859967 is about 344.4287037282.

The spelling of 40859967 in words is "forty million, eight hundred fifty-nine thousand, nine hundred sixty-seven".