3973249 has 4 divisors (see below), whose sum is σ = 4540864. Its totient is φ = 3405636.

The previous prime is 3973247. The next prime is 3973253. The reversal of 3973249 is 9423793.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 3973249 - 2¹ = 3973247 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (3973241) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 283797 + ... + 283810.

It is an arithmetic number, because the mean of its divisors is an integer number (1135216).

Almost surely, 2^3973249 is an apocalyptic number.

It is an amenable number.

3973249 is a deficient number, since it is larger than the sum of its proper divisors (567615).

3973249 is an equidigital number, since it uses as much as digits as its factorization.

3973249 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 567614.

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

The square root of 3973249 is about 1993.3010309534. The cubic root of 3973249 is about 158.3854420054.

The spelling of 3973249 in words is "three million, nine hundred seventy-three thousand, two hundred forty-nine".