4867521 has 8 divisors (see below), whose sum is σ = 6509184. Its totient is φ = 3235440.

The previous prime is 4867501. The next prime is 4867543. The reversal of 4867521 is 1257684.

4867521 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 4867521 - 2¹⁷ = 4736449 is a prime.

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (4867501) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1110 + ... + 3311.

It is an arithmetic number, because the mean of its divisors is an integer number (813648).

Almost surely, 2^4867521 is an apocalyptic number.

It is an amenable number.

4867521 is a deficient number, since it is larger than the sum of its proper divisors (1641663).

4867521 is a wasteful number, since it uses less digits than its factorization.

4867521 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4791.

The product of its digits is 13440, while the sum is 33.

The square root of 4867521 is about 2206.2459065118. The cubic root of 4867521 is about 169.4738171024.

The spelling of 4867521 in words is "four million, eight hundred sixty-seven thousand, five hundred twenty-one".