1440234334 has 16 divisors (see below), whose sum is σ = 2693425536. Its totient is φ = 561130200.

The previous prime is 1440234307. The next prime is 1440234353. The reversal of 1440234334 is 4334320441.

It is a congruent number.

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, 4675932 + ... + 4676239.

It is an arithmetic number, because the mean of its divisors is an integer number (168339096).

Almost surely, 2^1440234334 is an apocalyptic number.

1440234334 is a gapful number since it is divisible by the number (14) formed by its first and last digit.

1440234334 is a deficient number, since it is larger than the sum of its proper divisors (1253191202).

1440234334 is a wasteful number, since it uses less digits than its factorization.

1440234334 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 9352191.

The product of its (nonzero) digits is 13824, while the sum is 28.

The square root of 1440234334 is about 37950.4194179722. The cubic root of 1440234334 is about 1129.3044859839.

Adding to 1440234334 its reverse (4334320441), we get a palindrome (5774554775).

The spelling of 1440234334 in words is "one billion, four hundred forty million, two hundred thirty-four thousand, three hundred thirty-four".