440200122 has 8 divisors (see below), whose sum is σ = 880400256. Its totient is φ = 146733372.

The previous prime is 440200021. The next prime is 440200127. The reversal of 440200122 is 221002044.

It is a sphenic number, since it is the product of 3 distinct primes.

440200122 is an admirable number.

It is a super-2 number, since 2×440200122² = 387552294817629768, which contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (440200127) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 36683338 + ... + 36683349.

It is an arithmetic number, because the mean of its divisors is an integer number (110050032).

Almost surely, 2^440200122 is an apocalyptic number.

440200122 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.

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

440200122 is a wasteful number, since it uses less digits than its factorization.

440200122 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 73366692.

The product of its (nonzero) digits is 128, while the sum is 15.

The square root of 440200122 is about 20980.9466421322. The cubic root of 440200122 is about 760.7057859553.

Adding to 440200122 its reverse (221002044), we get a palindrome (661202166).

The spelling of 440200122 in words is "four hundred forty million, two hundred thousand, one hundred twenty-two".