4545622 has 4 divisors (see below), whose sum is σ = 6818436. Its totient is φ = 2272810.

The previous prime is 4545601. The next prime is 4545641. The reversal of 4545622 is 2265454.

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

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 as a sum of consecutive naturals, namely, 1136404 + ... + 1136407.

It is an arithmetic number, because the mean of its divisors is an integer number (1704609).

Almost surely, 2^4545622 is an apocalyptic number.

4545622 is a deficient number, since it is larger than the sum of its proper divisors (2272814).

4545622 is a wasteful number, since it uses less digits than its factorization.

4545622 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2272813.

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

The square root of 4545622 is about 2132.0464347664. The cubic root of 4545622 is about 165.6524153977.

The spelling of 4545622 in words is "four million, five hundred forty-five thousand, six hundred twenty-two".