2198773730 has 32 divisors (see below), whose sum is σ = 3989260800. Its totient is φ = 872543232.

The previous prime is 2198773723. The next prime is 2198773783. The reversal of 2198773730 is 373778912.

2198773730 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a super-2 number, since 2×2198773730² = 9669211831476225800, which contains 22 as substring.

It is a Curzon number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 807311 + ... + 810029.

It is an arithmetic number, because the mean of its divisors is an integer number (124664400).

Almost surely, 2^2198773730 is an apocalyptic number.

2198773730 is a deficient number, since it is larger than the sum of its proper divisors (1790487070).

2198773730 is a wasteful number, since it uses less digits than its factorization.

2198773730 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3338.

The product of its (nonzero) digits is 444528, while the sum is 47.

The square root of 2198773730 is about 46891.0836940244. The cubic root of 2198773730 is about 1300.3497540194.

The spelling of 2198773730 in words is "two billion, one hundred ninety-eight million, seven hundred seventy-three thousand, seven hundred thirty".