2194471029 has 4 divisors (see below), whose sum is σ = 2925961376. Its totient is φ = 1462980684.

The previous prime is 2194470983. The next prime is 2194471039. The reversal of 2194471029 is 9201744912.

2194471029 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is not a de Polignac number, because 2194471029 - 2²⁴ = 2177693813 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2194471039) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 365745169 + ... + 365745174.

It is an arithmetic number, because the mean of its divisors is an integer number (731490344).

Almost surely, 2^2194471029 is an apocalyptic number.

It is an amenable number.

2194471029 is a deficient number, since it is larger than the sum of its proper divisors (731490347).

2194471029 is an equidigital number, since it uses as much as digits as its factorization.

2194471029 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 731490346.

The product of its (nonzero) digits is 36288, while the sum is 39.

The square root of 2194471029 is about 46845.1814918034. The cubic root of 2194471029 is about 1299.5009976353.

The spelling of 2194471029 in words is "two billion, one hundred ninety-four million, four hundred seventy-one thousand, twenty-nine".