4889521 has 8 divisors (see below), whose sum is σ = 6017984. Its totient is φ = 3868560.

The previous prime is 4889509. The next prime is 4889539. The reversal of 4889521 is 1259884.

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

It is a cyclic number.

It is not a de Polignac number, because 4889521 - 2¹⁷ = 4758449 is a prime.

It is an Ulam number.

It is not an unprimeable number, because it can be changed into a prime (4889561) 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, 26775 + ... + 26956.

It is an arithmetic number, because the mean of its divisors is an integer number (752248).

Almost surely, 2^4889521 is an apocalyptic number.

It is an amenable number.

4889521 is a deficient number, since it is larger than the sum of its proper divisors (1128463).

4889521 is a wasteful number, since it uses less digits than its factorization.

4889521 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 53751.

The product of its digits is 23040, while the sum is 37.

The square root of 4889521 is about 2211.2261304534. The cubic root of 4889521 is about 169.7287600772.

The spelling of 4889521 in words is "four million, eight hundred eighty-nine thousand, five hundred twenty-one".