3937573 has 2 divisors, whose sum is σ = 3937574. Its totient is φ = 3937572.

The previous prime is 3937567. The next prime is 3937607. The reversal of 3937573 is 3757393.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 2951524 + 986049 = 1718^2 + 993^2 .

It is an emirp because it is prime and its reverse (3757393) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 3937573 - 2⁹ = 3937061 is a prime.

It is a super-3 number, since 3×3937573³ (a number of 21 digits) contains 333 as substring. Note that it is a super-d number also for d = 2.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (3937513) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1968786 + 1968787.

It is an arithmetic number, because the mean of its divisors is an integer number (1968787).

Almost surely, 2^3937573 is an apocalyptic number.

It is an amenable number.

3937573 is a deficient number, since it is larger than the sum of its proper divisors (1).

3937573 is an equidigital number, since it uses as much as digits as its factorization.

3937573 is an evil number, because the sum of its binary digits is even.

The product of its digits is 59535, while the sum is 37.

The square root of 3937573 is about 1984.3318774842. The cubic root of 3937573 is about 157.9099657962.

The spelling of 3937573 in words is "three million, nine hundred thirty-seven thousand, five hundred seventy-three".