440106325 has 12 divisors (see below), whose sum is σ = 549212740. Its totient is φ = 349839360.

The previous prime is 440106323. The next prime is 440106397. The reversal of 440106325 is 523601044.

It can be written as a sum of positive squares in 6 ways, for example, as 137311524 + 302794801 = 11718^2 + 17401^2 .

It is not a de Polignac number, because 440106325 - 2¹ = 440106323 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (25).

It is a self number, because there is not a number n which added to its sum of digits gives 440106325.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (440106323) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 52140 + ... + 59989.

Almost surely, 2^440106325 is an apocalyptic number.

It is an amenable number.

440106325 is a deficient number, since it is larger than the sum of its proper divisors (109106415).

440106325 is a wasteful number, since it uses less digits than its factorization.

440106325 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 112296 (or 112291 counting only the distinct ones).

The product of its (nonzero) digits is 2880, while the sum is 25.

The square root of 440106325 is about 20978.7112330572. The cubic root of 440106325 is about 760.6517522060.

Adding to 440106325 its reverse (523601044), we get a palindrome (963707369).

The spelling of 440106325 in words is "four hundred forty million, one hundred six thousand, three hundred twenty-five".