4552945 has 8 divisors (see below), whose sum is σ = 5503680. Its totient is φ = 3615600.

The previous prime is 4552943. The next prime is 4552949. The reversal of 4552945 is 5492554.

It is a happy number.

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

It is not a de Polignac number, because 4552945 - 2¹ = 4552943 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 4552945.

It is not an unprimeable number, because it can be changed into a prime (4552943) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 2581 + ... + 3970.

It is an arithmetic number, because the mean of its divisors is an integer number (687960).

Almost surely, 2^4552945 is an apocalyptic number.

It is an amenable number.

4552945 is a deficient number, since it is larger than the sum of its proper divisors (950735).

4552945 is a wasteful number, since it uses less digits than its factorization.

4552945 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6695.

The product of its digits is 36000, while the sum is 34.

The square root of 4552945 is about 2133.7631077512. The cubic root of 4552945 is about 165.7413230543.

The spelling of 4552945 in words is "four million, five hundred fifty-two thousand, nine hundred forty-five".