4505478 has 16 divisors (see below), whose sum is σ = 9302016. Its totient is φ = 1453320.

The previous prime is 4505437. The next prime is 4505491. The reversal of 4505478 is 8745054.

4505478 is digitally balanced in base 4, because in such base it contains all the possibile digits an equal number of times.

It is an alternating number because its digits alternate between even and odd.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 11926 + ... + 12297.

It is an arithmetic number, because the mean of its divisors is an integer number (581376).

Almost surely, 2^4505478 is an apocalyptic number.

4505478 is an abundant number, since it is smaller than the sum of its proper divisors (4796538).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

4505478 is a wasteful number, since it uses less digits than its factorization.

4505478 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 24259.

The product of its (nonzero) digits is 22400, while the sum is 33.

The square root of 4505478 is about 2122.6111278329. The cubic root of 4505478 is about 165.1633277141.

The spelling of 4505478 in words is "four million, five hundred five thousand, four hundred seventy-eight".