4392937 has 2 divisors, whose sum is σ = 4392938. Its totient is φ = 4392936.

The previous prime is 4392929. The next prime is 4393001. The reversal of 4392937 is 7392934.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 2499561 + 1893376 = 1581^2 + 1376^2 .

It is a cyclic number.

It is not a de Polignac number, because 4392937 - 2³ = 4392929 is a prime.

It is a d-powerful number, because it can be written as 4¹¹ + 3⁹ + 9³ + 2 + 9³ + 3¹¹ + 7³ .

It is a junction number, because it is equal to n+sod(n) for n = 4392896 and 4392905.

It is not a weakly prime, because it can be changed into another prime (4392737) 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, 2196468 + 2196469.

It is an arithmetic number, because the mean of its divisors is an integer number (2196469).

Almost surely, 2^4392937 is an apocalyptic number.

It is an amenable number.

4392937 is a deficient number, since it is larger than the sum of its proper divisors (1).

4392937 is an equidigital number, since it uses as much as digits as its factorization.

4392937 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 40824, while the sum is 37.

The square root of 4392937 is about 2095.9334435998. The cubic root of 4392937 is about 163.7765273730.

It can be divided in two parts, 4392 and 937, that added together give a square (5329 = 73²).

The spelling of 4392937 in words is "four million, three hundred ninety-two thousand, nine hundred thirty-seven".