1442561734 has 8 divisors (see below), whose sum is σ = 2166301368. Its totient is φ = 720461280.

The previous prime is 1442561713. The next prime is 1442561749. The reversal of 1442561734 is 4371652441.

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

It is a junction number, because it is equal to n+sod(n) for n = 1442561693 and 1442561702.

It is a congruent number.

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, 407592 + ... + 411115.

It is an arithmetic number, because the mean of its divisors is an integer number (270787671).

Almost surely, 2^1442561734 is an apocalyptic number.

1442561734 is a deficient number, since it is larger than the sum of its proper divisors (723739634).

1442561734 is an equidigital number, since it uses as much as digits as its factorization.

1442561734 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 819590.

The product of its digits is 80640, while the sum is 37.

The square root of 1442561734 is about 37981.0707326689. The cubic root of 1442561734 is about 1129.9124724018.

The spelling of 1442561734 in words is "one billion, four hundred forty-two million, five hundred sixty-one thousand, seven hundred thirty-four".