40089038 has 8 divisors (see below), whose sum is σ = 65600280. Its totient is φ = 18222280.

The previous prime is 40089037. The next prime is 40089047. The reversal of 40089038 is 83098004.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a junction number, because it is equal to n+sod(n) for n = 40088995 and 40089013.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (40089037) 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, 911093 + ... + 911136.

It is an arithmetic number, because the mean of its divisors is an integer number (8200035).

Almost surely, 2^40089038 is an apocalyptic number.

40089038 is a deficient number, since it is larger than the sum of its proper divisors (25511242).

40089038 is a wasteful number, since it uses less digits than its factorization.

40089038 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1822242.

The product of its (nonzero) digits is 6912, while the sum is 32.

The square root of 40089038 is about 6331.5904794925. The cubic root of 40089038 is about 342.2487560166.

The spelling of 40089038 in words is "forty million, eighty-nine thousand, thirty-eight".