4539232 has 12 divisors (see below), whose sum is σ = 8936676. Its totient is φ = 2269600.

The previous prime is 4539217. The next prime is 4539247. The reversal of 4539232 is 2329354.

It is an interprime number because it is at equal distance from previous prime (4539217) and next prime (4539247).

It is an Ulam number.

It is a self number, because there is not a number n which added to its sum of digits gives 4539232.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 70894 + ... + 70957.

It is an arithmetic number, because the mean of its divisors is an integer number (744723).

Almost surely, 2^4539232 is an apocalyptic number.

It is an amenable number.

4539232 is a deficient number, since it is larger than the sum of its proper divisors (4397444).

4539232 is a wasteful number, since it uses less digits than its factorization.

4539232 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 141861 (or 141853 counting only the distinct ones).

The product of its digits is 6480, while the sum is 28.

The square root of 4539232 is about 2130.5473475142. The cubic root of 4539232 is about 165.5747571347.

The spelling of 4539232 in words is "four million, five hundred thirty-nine thousand, two hundred thirty-two".