1798097722 has 16 divisors (see below), whose sum is σ = 2764403712. Its totient is φ = 876653280.

The previous prime is 1798097713. The next prime is 1798097731. The reversal of 1798097722 is 2277908971.

It is an interprime number because it is at equal distance from previous prime (1798097713) and next prime (1798097731).

It is a self number, because there is not a number n which added to its sum of digits gives 1798097722.

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 7 ways as a sum of consecutive naturals, for example, 187783 + ... + 197125.

It is an arithmetic number, because the mean of its divisors is an integer number (172775232).

Almost surely, 2^1798097722 is an apocalyptic number.

1798097722 is a deficient number, since it is larger than the sum of its proper divisors (966305990).

1798097722 is a wasteful number, since it uses less digits than its factorization.

1798097722 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 11733.

The product of its (nonzero) digits is 889056, while the sum is 52.

The square root of 1798097722 is about 42403.9823837337. The cubic root of 1798097722 is about 1216.0117281049.

The spelling of 1798097722 in words is "one billion, seven hundred ninety-eight million, ninety-seven thousand, seven hundred twenty-two".