4196394861 has 4 divisors (see below), whose sum is σ = 5595193152. Its totient is φ = 2797596572.

The previous prime is 4196394857. The next prime is 4196394893. The reversal of 4196394861 is 1684936914.

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 a cyclic number.

It is not a de Polignac number, because 4196394861 - 2² = 4196394857 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (4196394821) 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, 699399141 + ... + 699399146.

It is an arithmetic number, because the mean of its divisors is an integer number (1398798288).

Almost surely, 2^4196394861 is an apocalyptic number.

It is an amenable number.

4196394861 is a deficient number, since it is larger than the sum of its proper divisors (1398798291).

4196394861 is a wasteful number, since it uses less digits than its factorization.

4196394861 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1398798290.

The product of its digits is 1119744, while the sum is 51.

The square root of 4196394861 is about 64779.5867615717. The cubic root of 4196394861 is about 1612.9668762152.

The spelling of 4196394861 in words is "four billion, one hundred ninety-six million, three hundred ninety-four thousand, eight hundred sixty-one".