3993037 has 2 divisors, whose sum is σ = 3993038. Its totient is φ = 3993036.

The previous prime is 3993029. The next prime is 3993043. The reversal of 3993037 is 7303993.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 3944196 + 48841 = 1986^2 + 221^2 .

It is an emirp because it is prime and its reverse (7303993) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 3993037 - 2³ = 3993029 is a prime.

It is an Ulam number.

It is a junction number, because it is equal to n+sod(n) for n = 3992993 and 3993011.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (3990037) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1996518 + 1996519.

It is an arithmetic number, because the mean of its divisors is an integer number (1996519).

Almost surely, 2^3993037 is an apocalyptic number.

It is an amenable number.

3993037 is a deficient number, since it is larger than the sum of its proper divisors (1).

3993037 is an equidigital number, since it uses as much as digits as its factorization.

3993037 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 15309, while the sum is 34.

The square root of 3993037 is about 1998.2584917873. The cubic root of 3993037 is about 158.6479427528.

The spelling of 3993037 in words is "three million, nine hundred ninety-three thousand, thirty-seven".