40441242 has 16 divisors (see below), whose sum is σ = 82764000. Its totient is φ = 13166832.

The previous prime is 40441237. The next prime is 40441277. The reversal of 40441242 is 24214404.

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, 78117 + ... + 78632.

It is an arithmetic number, because the mean of its divisors is an integer number (5172750).

Almost surely, 2^40441242 is an apocalyptic number.

40441242 is an abundant number, since it is smaller than the sum of its proper divisors (42322758).

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

40441242 is a wasteful number, since it uses less digits than its factorization.

40441242 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 156797.

The product of its (nonzero) digits is 1024, while the sum is 21.

The square root of 40441242 is about 6359.3428905823. The cubic root of 40441242 is about 343.2481155474.

Adding to 40441242 its reverse (24214404), we get a palindrome (64655646).

The spelling of 40441242 in words is "forty million, four hundred forty-one thousand, two hundred forty-two".