440041542 has 32 divisors (see below), whose sum is σ = 902707200. Its totient is φ = 142937088.

The previous prime is 440041531. The next prime is 440041571. The reversal of 440041542 is 245140044.

It is a happy number.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 64134 + ... + 70662.

It is an arithmetic number, because the mean of its divisors is an integer number (28209600).

Almost surely, 2^440041542 is an apocalyptic number.

440041542 is an abundant number, since it is smaller than the sum of its proper divisors (462665658).

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

440041542 is a wasteful number, since it uses less digits than its factorization.

440041542 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6820.

The product of its (nonzero) digits is 2560, while the sum is 24.

The square root of 440041542 is about 20977.1671586037. The cubic root of 440041542 is about 760.6144281037.

Adding to 440041542 its reverse (245140044), we get a palindrome (685181586).

The spelling of 440041542 in words is "four hundred forty million, forty-one thousand, five hundred forty-two".