4572135 has 12 divisors (see below), whose sum is σ = 7925112. Its totient is φ = 2438448.

The previous prime is 4572131. The next prime is 4572157. The reversal of 4572135 is 5312754.

It is a happy number.

It is not a de Polignac number, because 4572135 - 2² = 4572131 is a prime.

4572135 is a lucky number.

It is a junction number, because it is equal to n+sod(n) for n = 4572099 and 4572108.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (4572131) by changing a digit.

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 11 ways as a sum of consecutive naturals, for example, 50757 + ... + 50846.

It is an arithmetic number, because the mean of its divisors is an integer number (660426).

Almost surely, 2^4572135 is an apocalyptic number.

4572135 is a gapful number since it is divisible by the number (45) formed by its first and last digit.

4572135 is a deficient number, since it is larger than the sum of its proper divisors (3352977).

4572135 is a wasteful number, since it uses less digits than its factorization.

4572135 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 101614 (or 101611 counting only the distinct ones).

The product of its digits is 4200, while the sum is 27.

The square root of 4572135 is about 2138.2551297729. The cubic root of 4572135 is about 165.9738551750.

Adding to 4572135 its reverse (5312754), we get a palindrome (9884889).

The spelling of 4572135 in words is "four million, five hundred seventy-two thousand, one hundred thirty-five".