1373428722 has 16 divisors (see below), whose sum is σ = 2779953120. Its totient is φ = 452293632.

The previous prime is 1373428711. The next prime is 1373428741. The reversal of 1373428722 is 2278243731.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1378447 + ... + 1379442.

It is an arithmetic number, because the mean of its divisors is an integer number (173747070).

Almost surely, 2^1373428722 is an apocalyptic number.

1373428722 is an abundant number, since it is smaller than the sum of its proper divisors (1406524398).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

1373428722 is a wasteful number, since it uses less digits than its factorization.

1373428722 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2757977.

The product of its digits is 112896, while the sum is 39.

The square root of 1373428722 is about 37059.7992709081. The cubic root of 1373428722 is about 1111.5663091705.

The spelling of 1373428722 in words is "one billion, three hundred seventy-three million, four hundred twenty-eight thousand, seven hundred twenty-two".