2166441434 has 8 divisors (see below), whose sum is σ = 3256176000. Its totient is φ = 1081049436.

The previous prime is 2166441421. The next prime is 2166441439. The reversal of 2166441434 is 4341446612.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a junction number, because it is equal to n+sod(n) for n = 2166441394 and 2166441403.

It is not an unprimeable number, because it can be changed into a prime (2166441439) 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, 1084394 + ... + 1086389.

It is an arithmetic number, because the mean of its divisors is an integer number (407022000).

Almost surely, 2^2166441434 is an apocalyptic number.

2166441434 is a deficient number, since it is larger than the sum of its proper divisors (1089734566).

2166441434 is a wasteful number, since it uses less digits than its factorization.

2166441434 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2171284.

The product of its digits is 55296, while the sum is 35.

The square root of 2166441434 is about 46545.0473627431. The cubic root of 2166441434 is about 1293.9445062985.

The spelling of 2166441434 in words is "two billion, one hundred sixty-six million, four hundred forty-one thousand, four hundred thirty-four".