1344716446 has 4 divisors (see below), whose sum is σ = 2017074672. Its totient is φ = 672358222.

The previous prime is 1344716437. The next prime is 1344716453. The reversal of 1344716446 is 6446174431.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 6446174431 = 72923 ⋅88397.

It is a Smith number, since the sum of its digits (40) coincides with the sum of the digits of its prime factors. Since it is squarefree, it is also a hoax number.

It is a junction number, because it is equal to n+sod(n) for n = 1344716399 and 1344716408.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 336179110 + ... + 336179113.

It is an arithmetic number, because the mean of its divisors is an integer number (504268668).

Almost surely, 2^1344716446 is an apocalyptic number.

1344716446 is a deficient number, since it is larger than the sum of its proper divisors (672358226).

1344716446 is an equidigital number, since it uses as much as digits as its factorization.

1344716446 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 672358225.

The product of its digits is 193536, while the sum is 40.

The square root of 1344716446 is about 36670.3755912044. The cubic root of 1344716446 is about 1103.7657289918.

The spelling of 1344716446 in words is "one billion, three hundred forty-four million, seven hundred sixteen thousand, four hundred forty-six".