4394207061 has 12 divisors (see below), whose sum is σ = 6518734092. Its totient is φ = 2850296256.

The previous prime is 4394206997. The next prime is 4394207089. The reversal of 4394207061 is 1607024934.

4394207061 is a `hidden beast` number, since 4 + 394 + 207 + 0 + 61 = 666.

It can be written as a sum of positive squares in 2 ways, for example, as 1609534161 + 2784672900 = 40119^2 + 52770^2 .

It is not a de Polignac number, because 4394207061 - 2⁶ = 4394206997 is a prime.

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (4394207161) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 6597576 + ... + 6598241.

It is an arithmetic number, because the mean of its divisors is an integer number (543227841).

Almost surely, 2^4394207061 is an apocalyptic number.

It is an amenable number.

4394207061 is a deficient number, since it is larger than the sum of its proper divisors (2124527031).

4394207061 is a wasteful number, since it uses less digits than its factorization.

4394207061 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 13195860 (or 13195857 counting only the distinct ones).

The product of its (nonzero) digits is 36288, while the sum is 36.

The square root of 4394207061 is about 66288.8155045781. The cubic root of 4394207061 is about 1637.9230923204.

The spelling of 4394207061 in words is "four billion, three hundred ninety-four million, two hundred seven thousand, sixty-one".