40334442 has 16 divisors (see below), whose sum is σ = 80857920. Its totient is φ = 13413312.

The previous prime is 40334429. The next prime is 40334453. The reversal of 40334442 is 24443304.

It is a happy number.

It is a super-2 number, since 2×40334442² = 3253734422902728, which contains 22 as substring.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 5023 + ... + 10290.

It is an arithmetic number, because the mean of its divisors is an integer number (5053620).

Almost surely, 2^40334442 is an apocalyptic number.

40334442 is an abundant number, since it is smaller than the sum of its proper divisors (40523478).

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

40334442 is a wasteful number, since it uses less digits than its factorization.

40334442 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 15757.

The product of its (nonzero) digits is 4608, while the sum is 24.

The square root of 40334442 is about 6350.9402453495. The cubic root of 40334442 is about 342.9456914642.

Adding to 40334442 its reverse (24443304), we get a palindrome (64777746).

The spelling of 40334442 in words is "forty million, three hundred thirty-four thousand, four hundred forty-two".