440242044 has 72 divisors (see below), whose sum is σ = 1153307904. Its totient is φ = 130548000.

The previous prime is 440242039. The next prime is 440242073.

440242044 is nontrivially palindromic in base 10.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 65019 + ... + 71469.

Almost surely, 2^440242044 is an apocalyptic number.

440242044 is a gapful number since it is divisible by the number (44) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 440242044, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (576653952).

440242044 is an abundant number, since it is smaller than the sum of its proper divisors (713065860).

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

440242044 is a wasteful number, since it uses less digits than its factorization.

440242044 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6527 (or 6514 counting only the distinct ones).

The product of its (nonzero) digits is 4096, while the sum is 24.

The square root of 440242044 is about 20981.9456676448. The cubic root of 440242044 is about 760.7299335297.

The spelling of 440242044 in words is "four hundred forty million, two hundred forty-two thousand, forty-four".