4572045 has 48 divisors (see below), whose sum is σ = 8491392. Its totient is φ = 2358720.

The previous prime is 4572037. The next prime is 4572049. The reversal of 4572045 is 5402754.

4572045 is a `hidden beast` number, since 457 + 204 + 5 = 666.

It is not a de Polignac number, because 4572045 - 2³ = 4572037 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (27).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (4572049) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 64360 + ... + 64430.

It is an arithmetic number, because the mean of its divisors is an integer number (176904).

Almost surely, 2^4572045 is an apocalyptic number.

4572045 is a gapful number since it is divisible by the number (45) formed by its first and last digit.

It is an amenable number.

4572045 is a deficient number, since it is larger than the sum of its proper divisors (3919347).

4572045 is an equidigital number, since it uses as much as digits as its factorization.

4572045 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 144 (or 132 counting only the distinct ones).

The product of its (nonzero) digits is 5600, while the sum is 27.

The square root of 4572045 is about 2138.2340844725. The cubic root of 4572045 is about 165.9727661327.

Adding to 4572045 its reverse (5402754), we get a palindrome (9974799).

The spelling of 4572045 in words is "four million, five hundred seventy-two thousand, forty-five".