1440873006 has 16 divisors (see below), whose sum is σ = 2922334848. Its totient is φ = 473526200.

The previous prime is 1440873001. The next prime is 1440873041. The reversal of 1440873006 is 6003780441.

It is a super-2 number, since 2×1440873006² = 4152230038838952072, which contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1440873001) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1690740 + ... + 1691591.

It is an arithmetic number, because the mean of its divisors is an integer number (182645928).

Almost surely, 2^1440873006 is an apocalyptic number.

1440873006 is an abundant number, since it is smaller than the sum of its proper divisors (1481461842).

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

1440873006 is a wasteful number, since it uses less digits than its factorization.

1440873006 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3382407.

The product of its (nonzero) digits is 16128, while the sum is 33.

The square root of 1440873006 is about 37958.8330431798. The cubic root of 1440873006 is about 1129.4713913619.

The spelling of 1440873006 in words is "one billion, four hundred forty million, eight hundred seventy-three thousand, six".