40859415 has 24 divisors (see below), whose sum is σ = 74990448. Its totient is φ = 20509440.

The previous prime is 40859387. The next prime is 40859419. The reversal of 40859415 is 51495804.

It is not a de Polignac number, because 40859415 - 2⁵ = 40859383 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 40859415.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (40859419) 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 23 ways as a sum of consecutive naturals, for example, 25941 + ... + 27470.

It is an arithmetic number, because the mean of its divisors is an integer number (3124602).

Almost surely, 2^40859415 is an apocalyptic number.

40859415 is a gapful number since it is divisible by the number (45) formed by its first and last digit.

40859415 is a deficient number, since it is larger than the sum of its proper divisors (34131033).

40859415 is a wasteful number, since it uses less digits than its factorization.

40859415 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 53439 (or 53436 counting only the distinct ones).

The product of its (nonzero) digits is 28800, while the sum is 36.

The square root of 40859415 is about 6392.1369666177. The cubic root of 40859415 is about 344.4271526950.

The spelling of 40859415 in words is "forty million, eight hundred fifty-nine thousand, four hundred fifteen".