4520732 has 12 divisors (see below), whose sum is σ = 7931616. Its totient is φ = 2254560.

The previous prime is 4520731. The next prime is 4520743. The reversal of 4520732 is 2370254.

It is an Ulam number.

It is a junction number, because it is equal to n+sod(n) for n = 4520698 and 4520707.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (4520731) 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, 632 + ... + 3072.

It is an arithmetic number, because the mean of its divisors is an integer number (660968).

Almost surely, 2^4520732 is an apocalyptic number.

It is an amenable number.

4520732 is a deficient number, since it is larger than the sum of its proper divisors (3410884).

4520732 is a wasteful number, since it uses less digits than its factorization.

4520732 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2908 (or 2906 counting only the distinct ones).

The product of its (nonzero) digits is 1680, while the sum is 23.

The square root of 4520732 is about 2126.2013074965. The cubic root of 4520732 is about 165.3495131726.

Adding to 4520732 its reverse (2370254), we get a palindrome (6890986).

The spelling of 4520732 in words is "four million, five hundred twenty thousand, seven hundred thirty-two".