1341666722 has 32 divisors (see below), whose sum is σ = 2315476800. Its totient is φ = 576633600.

The previous prime is 1341666691. The next prime is 1341666743. The reversal of 1341666722 is 2276661431.

It is a happy number.

It is a Harshad number since it is a multiple of its sum of digits (38).

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 235022 + ... + 240662.

It is an arithmetic number, because the mean of its divisors is an integer number (72358650).

Almost surely, 2^1341666722 is an apocalyptic number.

1341666722 is a deficient number, since it is larger than the sum of its proper divisors (973810078).

1341666722 is a wasteful number, since it uses less digits than its factorization.

1341666722 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6242.

The product of its digits is 72576, while the sum is 38.

The square root of 1341666722 is about 36628.7690483860. The cubic root of 1341666722 is about 1102.9306759191.

The spelling of 1341666722 in words is "one billion, three hundred forty-one million, six hundred sixty-six thousand, seven hundred twenty-two".