440401134 has 32 divisors (see below), whose sum is σ = 926640000. Its totient is φ = 139332704.

The previous prime is 440401109. The next prime is 440401153. The reversal of 440401134 is 431104044.

It is a Curzon number.

It is a self number, because there is not a number n which added to its sum of digits gives 440401134.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 11184 + ... + 31715.

It is an arithmetic number, because the mean of its divisors is an integer number (28957500).

Almost surely, 2^440401134 is an apocalyptic number.

440401134 is an abundant number, since it is smaller than the sum of its proper divisors (486238866).

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

440401134 is a wasteful number, since it uses less digits than its factorization.

440401134 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 42992.

The product of its (nonzero) digits is 768, while the sum is 21.

The square root of 440401134 is about 20985.7364416882. The cubic root of 440401134 is about 760.8215573319.

Adding to 440401134 its reverse (431104044), we get a palindrome (871505178).

The spelling of 440401134 in words is "four hundred forty million, four hundred one thousand, one hundred thirty-four".