2152952198 has 4 divisors (see below), whose sum is σ = 3229428300. Its totient is φ = 1076476098.

The previous prime is 2152952177. The next prime is 2152952279. The reversal of 2152952198 is 8912592512.

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

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, 538238048 + ... + 538238051.

It is an arithmetic number, because the mean of its divisors is an integer number (807357075).

Almost surely, 2^2152952198 is an apocalyptic number.

2152952198 is a deficient number, since it is larger than the sum of its proper divisors (1076476102).

2152952198 is a wasteful number, since it uses less digits than its factorization.

2152952198 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1076476101.

The product of its digits is 129600, while the sum is 44.

The square root of 2152952198 is about 46399.9159266480. The cubic root of 2152952198 is about 1291.2533534979.

The spelling of 2152952198 in words is "two billion, one hundred fifty-two million, nine hundred fifty-two thousand, one hundred ninety-eight".