1442040735 has 16 divisors (see below), whose sum is σ = 2308451040. Its totient is φ = 768693120.

The previous prime is 1442040697. The next prime is 1442040737. The reversal of 1442040735 is 5370402441.

It is not a de Polignac number, because 1442040735 - 2²⁴ = 1425263519 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1442040737) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 6745 + ... + 54125.

It is an arithmetic number, because the mean of its divisors is an integer number (144278190).

Almost surely, 2^1442040735 is an apocalyptic number.

1442040735 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

1442040735 is a deficient number, since it is larger than the sum of its proper divisors (866410305).

1442040735 is a wasteful number, since it uses less digits than its factorization.

1442040735 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 49418.

The product of its (nonzero) digits is 13440, while the sum is 30.

The square root of 1442040735 is about 37974.2114467174. The cubic root of 1442040735 is about 1129.7764287376.

It can be divided in two parts, 14420 and 40735, that added together give a palindrome (55155).

The spelling of 1442040735 in words is "one billion, four hundred forty-two million, forty thousand, seven hundred thirty-five".