4521738338 has 32 divisors (see below), whose sum is σ = 7470063552. Its totient is φ = 2040033600.

The previous prime is 4521738329. The next prime is 4521738343. The reversal of 4521738338 is 8338371254.

It is a super-2 number, since 2×4521738338² = 40892235194678004488, which contains 22 as substring.

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, 249773 + ... + 267263.

It is an arithmetic number, because the mean of its divisors is an integer number (233439486).

Almost surely, 2^4521738338 is an apocalyptic number.

4521738338 is a deficient number, since it is larger than the sum of its proper divisors (2948325214).

4521738338 is a wasteful number, since it uses less digits than its factorization.

4521738338 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 17730.

The product of its digits is 483840, while the sum is 44.

The square root of 4521738338 is about 67243.8721222983. The cubic root of 4521738338 is about 1653.6178147730.

The spelling of 4521738338 in words is "four billion, five hundred twenty-one million, seven hundred thirty-eight thousand, three hundred thirty-eight".