4821522 has 8 divisors (see below), whose sum is σ = 9643056. Its totient is φ = 1607172.

The previous prime is 4821517. The next prime is 4821529. The reversal of 4821522 is 2251284.

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

4821522 is an admirable number.

It is a junction number, because it is equal to n+sod(n) for n = 4821492 and 4821501.

It is not an unprimeable number, because it can be changed into a prime (4821529) 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, 401788 + ... + 401799.

It is an arithmetic number, because the mean of its divisors is an integer number (1205382).

Almost surely, 2^4821522 is an apocalyptic number.

4821522 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

4821522 is a wasteful number, since it uses less digits than its factorization.

4821522 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 803592.

The product of its digits is 1280, while the sum is 24.

The square root of 4821522 is about 2195.7964386527. The cubic root of 4821522 is about 168.9382732686.

The spelling of 4821522 in words is "four million, eight hundred twenty-one thousand, five hundred twenty-two".