40838673 has 16 divisors (see below), whose sum is σ = 55702080. Its totient is φ = 26604864.

The previous prime is 40838669. The next prime is 40838689. The reversal of 40838673 is 37683804.

It is not a de Polignac number, because 40838673 - 2² = 40838669 is a prime.

It is not an unprimeable number, because it can be changed into a prime (40838653) 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, 66315 + ... + 66927.

It is an arithmetic number, because the mean of its divisors is an integer number (3481380).

Almost surely, 2^40838673 is an apocalyptic number.

It is an amenable number.

40838673 is a deficient number, since it is larger than the sum of its proper divisors (14863407).

40838673 is a wasteful number, since it uses less digits than its factorization.

40838673 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1088.

The product of its (nonzero) digits is 96768, while the sum is 39.

The square root of 40838673 is about 6390.5142985522. The cubic root of 40838673 is about 344.3688608078.

The spelling of 40838673 in words is "forty million, eight hundred thirty-eight thousand, six hundred seventy-three".