4572445 has 8 divisors (see below), whose sum is σ = 5775840. Its totient is φ = 3465360.

The previous prime is 4572437. The next prime is 4572487. The reversal of 4572445 is 5442754.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 4572445 - 2³ = 4572437 is a prime.

It is an Ulam number.

It is a congruent number.

It is an unprimeable number.

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 7 ways as a sum of consecutive naturals, for example, 23971 + ... + 24160.

It is an arithmetic number, because the mean of its divisors is an integer number (721980).

Almost surely, 2^4572445 is an apocalyptic number.

It is an amenable number.

4572445 is a deficient number, since it is larger than the sum of its proper divisors (1203395).

4572445 is a wasteful number, since it uses less digits than its factorization.

4572445 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 48155.

The product of its digits is 22400, while the sum is 31.

The square root of 4572445 is about 2138.3276175554. The cubic root of 4572445 is about 165.9776062113.

The spelling of 4572445 in words is "four million, five hundred seventy-two thousand, four hundred forty-five".