1409844742 has 4 divisors (see below), whose sum is σ = 2114767116. Its totient is φ = 704922370.

The previous prime is 1409844719. The next prime is 1409844743. The reversal of 1409844742 is 2474489041.

It is a happy number.

It is a semiprime because it is the product of two primes.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1409844743) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 352461184 + ... + 352461187.

It is an arithmetic number, because the mean of its divisors is an integer number (528691779).

Almost surely, 2^1409844742 is an apocalyptic number.

1409844742 is a deficient number, since it is larger than the sum of its proper divisors (704922374).

1409844742 is an equidigital number, since it uses as much as digits as its factorization.

1409844742 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 704922373.

The product of its (nonzero) digits is 258048, while the sum is 43.

The square root of 1409844742 is about 37547.8993020915. The cubic root of 1409844742 is about 1121.3050110323.

The spelling of 1409844742 in words is "one billion, four hundred nine million, eight hundred forty-four thousand, seven hundred forty-two".