2192901147 has 16 divisors (see below), whose sum is σ = 3253404960. Its totient is φ = 1459836000.

The previous prime is 2192901133. The next prime is 2192901187. The reversal of 2192901147 is 7411092912.

It is not a de Polignac number, because 2192901147 - 2¹⁰ = 2192900123 is a prime.

It is not an unprimeable number, because it can be changed into a prime (2192901187) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 39004 + ... + 76857.

It is an arithmetic number, because the mean of its divisors is an integer number (203337810).

Almost surely, 2^2192901147 is an apocalyptic number.

2192901147 is a gapful number since it is divisible by the number (27) formed by its first and last digit.

2192901147 is a deficient number, since it is larger than the sum of its proper divisors (1060503813).

2192901147 is a wasteful number, since it uses less digits than its factorization.

2192901147 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 116571 (or 116565 counting only the distinct ones).

The product of its (nonzero) digits is 9072, while the sum is 36.

The square root of 2192901147 is about 46828.4224269834. The cubic root of 2192901147 is about 1299.1910444446.

The spelling of 2192901147 in words is "two billion, one hundred ninety-two million, nine hundred one thousand, one hundred forty-seven".