3974533 has 4 divisors (see below), whose sum is σ = 4067008. Its totient is φ = 3882060.

The previous prime is 3974527. The next prime is 3974539. The reversal of 3974533 is 3354793.

3974533 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

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, and also an emirpimes, since its reverse is a distinct semiprime: 3354793 = 13 ⋅258061.

It is an interprime number because it is at equal distance from previous prime (3974527) and next prime (3974539).

It is a cyclic number.

It is not a de Polignac number, because 3974533 - 2⁵ = 3974501 is a prime.

It is a super-4 number, since 4×3974533⁴ (a number of 27 digits) contains 4444 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (3974539) 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 in 3 ways as a sum of consecutive naturals, for example, 46173 + ... + 46258.

It is an arithmetic number, because the mean of its divisors is an integer number (1016752).

Almost surely, 2^3974533 is an apocalyptic number.

It is an amenable number.

3974533 is a deficient number, since it is larger than the sum of its proper divisors (92475).

3974533 is an equidigital number, since it uses as much as digits as its factorization.

3974533 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 92474.

The product of its digits is 34020, while the sum is 34.

The square root of 3974533 is about 1993.6230837347. The cubic root of 3974533 is about 158.4025015122.

The spelling of 3974533 in words is "three million, nine hundred seventy-four thousand, five hundred thirty-three".