4505408 has 56 divisors (see below), whose sum is σ = 9793224. Its totient is φ = 2048000.

The previous prime is 4505393. The next prime is 4505419. The reversal of 4505408 is 8045054.

It can be written as a sum of positive squares in 4 ways, for example, as 1236544 + 3268864 = 1112^2 + 1808^2 .

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, 44558 + ... + 44658.

It is an arithmetic number, because the mean of its divisors is an integer number (174879).

Almost surely, 2^4505408 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 4505408, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (4896612).

4505408 is an abundant number, since it is smaller than the sum of its proper divisors (5287816).

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

4505408 is a wasteful number, since it uses less digits than its factorization.

4505408 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 171 (or 161 counting only the distinct ones).

The product of its (nonzero) digits is 3200, while the sum is 26.

The square root of 4505408 is about 2122.5946386439. The cubic root of 4505408 is about 165.1624723485.

It can be divided in two parts, 4505 and 408, that added together give a cube (4913 = 17³).

The spelling of 4505408 in words is "four million, five hundred five thousand, four hundred eight".