1440506116 has 27 divisors (see below), whose sum is σ = 2933540967. Its totient is φ = 617132040.

The previous prime is 1440506113. The next prime is 1440506117. The reversal of 1440506116 is 6116050441.

The square root of 1440506116 is 37954.

It is a perfect power (a square), and thus also a powerful number.

It is a Harshad number since it is a multiple of its sum of digits (28).

It is not an unprimeable number, because it can be changed into a prime (1440506113) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 8 ways as a sum of consecutive naturals, for example, 530001 + ... + 532711.

Almost surely, 2^1440506116 is an apocalyptic number.

1440506116 is the 37954-th square number.

It is an amenable number.

1440506116 is an abundant number, since it is smaller than the sum of its proper divisors (1493034851).

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

1440506116 is an frugal number, since it uses more digits than its factorization.

1440506116 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5440 (or 2720 counting only the distinct ones).

The product of its (nonzero) digits is 2880, while the sum is 28.

The cubic root of 1440506116 is about 1129.3755173248.

Adding to 1440506116 its reverse (6116050441), we get a palindrome (7556556557).

The spelling of 1440506116 in words is "one billion, four hundred forty million, five hundred six thousand, one hundred sixteen".