4505838 has 32 divisors (see below), whose sum is σ = 9524736. Its totient is φ = 1418208.

The previous prime is 4505807. The next prime is 4505849. The reversal of 4505838 is 8385054.

It is a happy number.

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

It is a junction number, because it is equal to n+sod(n) for n = 4505799 and 4505808.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 14056 + ... + 14372.

It is an arithmetic number, because the mean of its divisors is an integer number (297648).

Almost surely, 2^4505838 is an apocalyptic number.

4505838 is an abundant number, since it is smaller than the sum of its proper divisors (5018898).

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

4505838 is a wasteful number, since it uses less digits than its factorization.

4505838 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 448.

The product of its (nonzero) digits is 19200, while the sum is 33.

The square root of 4505838 is about 2122.6959273528. The cubic root of 4505838 is about 165.1677265973.

The spelling of 4505838 in words is "four million, five hundred five thousand, eight hundred thirty-eight".