1941722798 has 4 divisors (see below), whose sum is σ = 2912584200. Its totient is φ = 970861398.

The previous prime is 1941722791. The next prime is 1941722807. The reversal of 1941722798 is 8972271491.

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 (1941722791) by changing a digit.

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 as a sum of consecutive naturals, namely, 485430698 + ... + 485430701.

It is an arithmetic number, because the mean of its divisors is an integer number (728146050).

Almost surely, 2^1941722798 is an apocalyptic number.

1941722798 is a deficient number, since it is larger than the sum of its proper divisors (970861402).

1941722798 is an equidigital number, since it uses as much as digits as its factorization.

1941722798 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 970861401.

The product of its digits is 508032, while the sum is 50.

The square root of 1941722798 is about 44064.9838080079. The cubic root of 1941722798 is about 1247.5627813005.

The spelling of 1941722798 in words is "one billion, nine hundred forty-one million, seven hundred twenty-two thousand, seven hundred ninety-eight".