40873163 has 4 divisors (see below), whose sum is σ = 40890240. Its totient is φ = 40856088.

The previous prime is 40873103. The next prime is 40873171. The reversal of 40873163 is 36137804.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 40873163 - 2⁸ = 40872907 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (40873103) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 4220 + ... + 9977.

It is an arithmetic number, because the mean of its divisors is an integer number (10222560).

Almost surely, 2^40873163 is an apocalyptic number.

40873163 is a deficient number, since it is larger than the sum of its proper divisors (17077).

40873163 is a wasteful number, since it uses less digits than its factorization.

40873163 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 17076.

The product of its (nonzero) digits is 12096, while the sum is 32.

The square root of 40873163 is about 6393.2122598894. The cubic root of 40873163 is about 344.4657782562.

The spelling of 40873163 in words is "forty million, eight hundred seventy-three thousand, one hundred sixty-three".