4226545 has 4 divisors (see below), whose sum is σ = 5071860. Its totient is φ = 3381232.

The previous prime is 4226543. The next prime is 4226611. The reversal of 4226545 is 5456224.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 725904 + 3500641 = 852^2 + 1871^2 .

It is a cyclic number.

It is not a de Polignac number, because 4226545 - 2¹ = 4226543 is a prime.

It is not an unprimeable number, because it can be changed into a prime (4226543) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 422650 + ... + 422659.

It is an arithmetic number, because the mean of its divisors is an integer number (1267965).

Almost surely, 2^4226545 is an apocalyptic number.

It is an amenable number.

4226545 is a deficient number, since it is larger than the sum of its proper divisors (845315).

4226545 is an equidigital number, since it uses as much as digits as its factorization.

4226545 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 845314.

The product of its digits is 9600, while the sum is 28.

The square root of 4226545 is about 2055.8562692951. The cubic root of 4226545 is about 161.6820594453.

The spelling of 4226545 in words is "four million, two hundred twenty-six thousand, five hundred forty-five".