3924487 has 4 divisors (see below), whose sum is σ = 4485136. Its totient is φ = 3363840.

The previous prime is 3924461. The next prime is 3924497. The reversal of 3924487 is 7844293.

It is a happy number.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 3924487 - 2¹¹ = 3922439 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (3924457) 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, 280314 + ... + 280327.

It is an arithmetic number, because the mean of its divisors is an integer number (1121284).

Almost surely, 2^3924487 is an apocalyptic number.

3924487 is a deficient number, since it is larger than the sum of its proper divisors (560649).

3924487 is an equidigital number, since it uses as much as digits as its factorization.

3924487 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 560648.

The product of its digits is 48384, while the sum is 37.

The square root of 3924487 is about 1981.0318018649. The cubic root of 3924487 is about 157.7348407302.

The spelling of 3924487 in words is "three million, nine hundred twenty-four thousand, four hundred eighty-seven".