40371442 has 8 divisors (see below), whose sum is σ = 60633216. Its totient is φ = 20160372.

The previous prime is 40371433. The next prime is 40371469. The reversal of 40371442 is 24417304.

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

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, 10618 + ... + 13909.

It is an arithmetic number, because the mean of its divisors is an integer number (7579152).

Almost surely, 2^40371442 is an apocalyptic number.

40371442 is a deficient number, since it is larger than the sum of its proper divisors (20261774).

40371442 is a wasteful number, since it uses less digits than its factorization.

40371442 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 25352.

The product of its (nonzero) digits is 2688, while the sum is 25.

The square root of 40371442 is about 6353.8525321257. The cubic root of 40371442 is about 343.0505242236.

Adding to 40371442 its reverse (24417304), we get a palindrome (64788746).

The spelling of 40371442 in words is "forty million, three hundred seventy-one thousand, four hundred forty-two".