40838967 has 12 divisors (see below), whose sum is σ = 63527464. Its totient is φ = 25131600.

The previous prime is 40838957. The next prime is 40838969. The reversal of 40838967 is 76983804.

It is a happy number.

It is a de Polignac number, because none of the positive numbers 2^k-40838967 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (40838969) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 174409 + ... + 174642.

Almost surely, 2^40838967 is an apocalyptic number.

40838967 is a deficient number, since it is larger than the sum of its proper divisors (22688497).

40838967 is a wasteful number, since it uses less digits than its factorization.

40838967 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 349070 (or 349067 counting only the distinct ones).

The product of its (nonzero) digits is 290304, while the sum is 45.

The square root of 40838967 is about 6390.5373013542. The cubic root of 40838967 is about 344.3696871830.

The spelling of 40838967 in words is "forty million, eight hundred thirty-eight thousand, nine hundred sixty-seven".