4394737 has 2 divisors, whose sum is σ = 4394738. Its totient is φ = 4394736.

The previous prime is 4394717. The next prime is 4394743. The reversal of 4394737 is 7374934.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 4393216 + 1521 = 2096^2 + 39^2 .

It is a cyclic number.

It is not a de Polignac number, because 4394737 - 2⁷ = 4394609 is a prime.

It is a d-powerful number, because it can be written as 4⁷ + 3⁵ + 9⁴ + 4¹¹ + 7² + 3¹¹ + 7² .

It is a junction number, because it is equal to n+sod(n) for n = 4394696 and 4394705.

It is not a weakly prime, because it can be changed into another prime (4394717) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2197368 + 2197369.

It is an arithmetic number, because the mean of its divisors is an integer number (2197369).

Almost surely, 2^4394737 is an apocalyptic number.

It is an amenable number.

4394737 is a deficient number, since it is larger than the sum of its proper divisors (1).

4394737 is an equidigital number, since it uses as much as digits as its factorization.

4394737 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 63504, while the sum is 37.

The square root of 4394737 is about 2096.3628025702. The cubic root of 4394737 is about 163.7988933887.

The spelling of 4394737 in words is "four million, three hundred ninety-four thousand, seven hundred thirty-seven".