4521879 has 16 divisors (see below), whose sum is σ = 6732000. Its totient is φ = 2999808.

The previous prime is 4521863. The next prime is 4521889. The reversal of 4521879 is 9781254.

It is not a de Polignac number, because 4521879 - 2⁴ = 4521863 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (4521889) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 9847 + ... + 10295.

It is an arithmetic number, because the mean of its divisors is an integer number (420750).

Almost surely, 2^4521879 is an apocalyptic number.

4521879 is a deficient number, since it is larger than the sum of its proper divisors (2210121).

4521879 is a wasteful number, since it uses less digits than its factorization.

4521879 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 831 (or 825 counting only the distinct ones).

The product of its digits is 20160, while the sum is 36.

The square root of 4521879 is about 2126.4710202587. The cubic root of 4521879 is about 165.3634961481.

The spelling of 4521879 in words is "four million, five hundred twenty-one thousand, eight hundred seventy-nine".