4904545 has 4 divisors (see below), whose sum is σ = 5885460. Its totient is φ = 3923632.

The previous prime is 4904531. The next prime is 4904561. The reversal of 4904545 is 5454094.

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 2572816 + 2331729 = 1604^2 + 1527^2 .

It is a cyclic number.

It is not a de Polignac number, because 4904545 - 2¹¹ = 4902497 is a prime.

4904545 is a modest number, since divided by 4545 gives 490 as remainder.

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 3 ways as a sum of consecutive naturals, for example, 490450 + ... + 490459.

It is an arithmetic number, because the mean of its divisors is an integer number (1471365).

Almost surely, 2^4904545 is an apocalyptic number.

It is an amenable number.

4904545 is a deficient number, since it is larger than the sum of its proper divisors (980915).

4904545 is an equidigital number, since it uses as much as digits as its factorization.

4904545 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 980914.

The product of its (nonzero) digits is 14400, while the sum is 31.

The square root of 4904545 is about 2214.6207350244. The cubic root of 4904545 is about 169.9024238196.

The spelling of 4904545 in words is "four million, nine hundred four thousand, five hundred forty-five".