40608238 has 8 divisors (see below), whose sum is σ = 66449880. Its totient is φ = 18458280.

The previous prime is 40608209. The next prime is 40608247. The reversal of 40608238 is 83280604.

It is a happy number.

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

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 922893 + ... + 922936.

It is an arithmetic number, because the mean of its divisors is an integer number (8306235).

Almost surely, 2^40608238 is an apocalyptic number.

40608238 is a deficient number, since it is larger than the sum of its proper divisors (25841642).

40608238 is a wasteful number, since it uses less digits than its factorization.

40608238 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1845842.

The product of its (nonzero) digits is 9216, while the sum is 31.

The square root of 40608238 is about 6372.4593368652. The cubic root of 40608238 is about 343.7199304607.

The spelling of 40608238 in words is "forty million, six hundred eight thousand, two hundred thirty-eight".