40933861 has 8 divisors (see below), whose sum is σ = 41844600. Its totient is φ = 40028352.

The previous prime is 40933799. The next prime is 40933873. The reversal of 40933861 is 16833904.

40933861 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It can be written as a sum of positive squares in 4 ways, for example, as 28196100 + 12737761 = 5310^2 + 3569^2 .

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 40933861 - 2⁹ = 40933349 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (40933561) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 17391 + ... + 19603.

It is an arithmetic number, because the mean of its divisors is an integer number (5230575).

Almost surely, 2^40933861 is an apocalyptic number.

It is an amenable number.

40933861 is a deficient number, since it is larger than the sum of its proper divisors (910739).

40933861 is a wasteful number, since it uses less digits than its factorization.

40933861 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2615.

The product of its (nonzero) digits is 15552, while the sum is 34.

The square root of 40933861 is about 6397.9575647233. The cubic root of 40933861 is about 344.6362082803.

The spelling of 40933861 in words is "forty million, nine hundred thirty-three thousand, eight hundred sixty-one".