440134012 has 24 divisors (see below), whose sum is σ = 858468240. Its totient is φ = 196220160.

The previous prime is 440134007. The next prime is 440134033. The reversal of 440134012 is 210431044.

It is a super-2 number, since 2×440134012² = 387435897038432288, which contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (19).

It is a congruent number.

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, 169039 + ... + 171622.

It is an arithmetic number, because the mean of its divisors is an integer number (35769510).

Almost surely, 2^440134012 is an apocalyptic number.

It is an amenable number.

440134012 is a deficient number, since it is larger than the sum of its proper divisors (418334228).

440134012 is a wasteful number, since it uses less digits than its factorization.

440134012 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 340701 (or 340699 counting only the distinct ones).

The product of its (nonzero) digits is 384, while the sum is 19.

The square root of 440134012 is about 20979.3711059221. The cubic root of 440134012 is about 760.6677026876.

Adding to 440134012 its reverse (210431044), we get a palindrome (650565056).

The spelling of 440134012 in words is "four hundred forty million, one hundred thirty-four thousand, twelve".