440041030 has 64 divisors (see below), whose sum is σ = 938262528. Its totient is φ = 146482560.

The previous prime is 440040989. The next prime is 440041051. The reversal of 440041030 is 30140044.

It is a super-2 number, since 2×440041030² = 387272216166921800, which contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 440040995 and 440041013.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 180399 + ... + 182821.

It is an arithmetic number, because the mean of its divisors is an integer number (14660352).

Almost surely, 2^440041030 is an apocalyptic number.

440041030 is an abundant number, since it is smaller than the sum of its proper divisors (498221498).

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

440041030 is a wasteful number, since it uses less digits than its factorization.

440041030 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2581.

The product of its (nonzero) digits is 192, while the sum is 16.

The square root of 440041030 is about 20977.1549548551. The cubic root of 440041030 is about 760.6141331053.

Adding to 440041030 its reverse (30140044), we get a palindrome (470181074).

The spelling of 440041030 in words is "four hundred forty million, forty-one thousand, thirty".