440006124 has 24 divisors (see below), whose sum is σ = 1032620400. Its totient is φ = 145820224.

The previous prime is 440006111. The next prime is 440006141. The reversal of 440006124 is 421600044.

It is a self number, because there is not a number n which added to its sum of digits gives 440006124.

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, 103899 + ... + 108050.

It is an arithmetic number, because the mean of its divisors is an integer number (43025850).

Almost surely, 2^440006124 is an apocalyptic number.

It is an amenable number.

440006124 is an abundant number, since it is smaller than the sum of its proper divisors (592614276).

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

440006124 is a wasteful number, since it uses less digits than its factorization.

440006124 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 212129 (or 212127 counting only the distinct ones).

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

The square root of 440006124 is about 20976.3229380175. The cubic root of 440006124 is about 760.5940208148.

Adding to 440006124 its reverse (421600044), we get a palindrome (861606168).

The spelling of 440006124 in words is "four hundred forty million, six thousand, one hundred twenty-four".