1440975046 has 48 divisors (see below), whose sum is σ = 2748235392. Its totient is φ = 562464000.

The previous prime is 1440975043. The next prime is 1440975083. The reversal of 1440975046 is 6405790441.

It is a hoax number, since the sum of its digits (40) coincides with the sum of the digits of its distinct prime factors.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1440975043) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 37696 + ... + 65596.

It is an arithmetic number, because the mean of its divisors is an integer number (57254904).

Almost surely, 2^1440975046 is an apocalyptic number.

1440975046 is a deficient number, since it is larger than the sum of its proper divisors (1307260346).

1440975046 is a wasteful number, since it uses less digits than its factorization.

1440975046 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 27965 (or 27958 counting only the distinct ones).

The product of its (nonzero) digits is 120960, while the sum is 40.

The square root of 1440975046 is about 37960.1771070684. The cubic root of 1440975046 is about 1129.4980531009.

The spelling of 1440975046 in words is "one billion, four hundred forty million, nine hundred seventy-five thousand, forty-six".