2747732198 has 4 divisors (see below), whose sum is σ = 4121598300. Its totient is φ = 1373866098.

The previous prime is 2747732179. The next prime is 2747732257. The reversal of 2747732198 is 8912377472.

It is a happy number.

It is a semiprime because it is the product of two primes.

It is a super-2 number, since 2×2747732198² = 15100064463851822408, which contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 686933048 + ... + 686933051.

It is an arithmetic number, because the mean of its divisors is an integer number (1030399575).

Almost surely, 2^2747732198 is an apocalyptic number.

2747732198 is a deficient number, since it is larger than the sum of its proper divisors (1373866102).

2747732198 is a wasteful number, since it uses less digits than its factorization.

2747732198 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1373866101.

The product of its digits is 1185408, while the sum is 50.

The square root of 2747732198 is about 52418.8153051936. The cubic root of 2747732198 is about 1400.6344399975.

The spelling of 2747732198 in words is "two billion, seven hundred forty-seven million, seven hundred thirty-two thousand, one hundred ninety-eight".