1440000002 has 8 divisors (see below), whose sum is σ = 2468571456. Its totient is φ = 617142852.

The previous prime is 1439999947. The next prime is 1440000043. The reversal of 1440000002 is 2000000441.

It is a sphenic number, since it is the product of 3 distinct primes.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 51428558 + ... + 51428585.

It is an arithmetic number, because the mean of its divisors is an integer number (308571432).

Almost surely, 2^1440000002 is an apocalyptic number.

1440000002 is a deficient number, since it is larger than the sum of its proper divisors (1028571454).

1440000002 is a wasteful number, since it uses less digits than its factorization.

1440000002 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 102857152.

The product of its (nonzero) digits is 32, while the sum is 11.

The square root of 1440000002 is about 37947.3319483729. The cubic root of 1440000002 is about 1129.2432351800.

Adding to 1440000002 its reverse (2000000441), we get a palindrome (3440000443).

The spelling of 1440000002 in words is "one billion, four hundred forty million, two", and thus it is an aban number.