4520412 has 54 divisors (see below), whose sum is σ = 12389832. Its totient is φ = 1389024.

The previous prime is 4520407. The next prime is 4520431. The reversal of 4520412 is 2140254.

It is a Harshad number since it is a multiple of its sum of digits (18).

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 17 ways as a sum of consecutive naturals, for example, 5713 + ... + 6455.

Almost surely, 2^4520412 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 4520412, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (6194916).

4520412 is an abundant number, since it is smaller than the sum of its proper divisors (7869420).

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

4520412 is a wasteful number, since it uses less digits than its factorization.

4520412 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 779 (or 761 counting only the distinct ones).

The product of its (nonzero) digits is 320, while the sum is 18.

The square root of 4520412 is about 2126.1260545885. The cubic root of 4520412 is about 165.3456116590.

Adding to 4520412 its reverse (2140254), we get a palindrome (6660666).

The spelling of 4520412 in words is "four million, five hundred twenty thousand, four hundred twelve".