40238382 has 8 divisors (see below), whose sum is σ = 80476776. Its totient is φ = 13412792.

The previous prime is 40238381. The next prime is 40238383. The reversal of 40238382 is 28383204.

It is an interprime number because it is at equal distance from previous prime (40238381) and next prime (40238383).

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

40238382 is an admirable number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (40238381) 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, 3353193 + ... + 3353204.

It is an arithmetic number, because the mean of its divisors is an integer number (10059597).

Almost surely, 2^40238382 is an apocalyptic number.

40238382 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

40238382 is a wasteful number, since it uses less digits than its factorization.

40238382 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6706402.

The product of its (nonzero) digits is 9216, while the sum is 30.

The square root of 40238382 is about 6343.3730774723. The cubic root of 40238382 is about 342.6732233315.

The spelling of 40238382 in words is "forty million, two hundred thirty-eight thousand, three hundred eighty-two".