4245545 has 8 divisors (see below), whose sum is σ = 5111424. Its totient is φ = 3385264.

The previous prime is 4245541. The next prime is 4245551. The reversal of 4245545 is 5455424.

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

It is a cyclic number.

It is not a de Polignac number, because 4245545 - 2² = 4245541 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (4245541) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (7) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 512 + ... + 2958.

It is an arithmetic number, because the mean of its divisors is an integer number (638928).

Almost surely, 2^4245545 is an apocalyptic number.

It is an amenable number.

4245545 is a deficient number, since it is larger than the sum of its proper divisors (865879).

4245545 is a wasteful number, since it uses less digits than its factorization.

4245545 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2799.

The product of its digits is 16000, while the sum is 29.

The square root of 4245545 is about 2060.4720332972. The cubic root of 4245545 is about 161.9239723525.

The spelling of 4245545 in words is "four million, two hundred forty-five thousand, five hundred forty-five".