4538398 has 8 divisors (see below), whose sum is σ = 6923160. Its totient is φ = 2230680.

The previous prime is 4538333. The next prime is 4538407. The reversal of 4538398 is 8938354.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a super-3 number, since 3×4538398³ (a number of 21 digits) contains 333 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 4538398.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 19113 + ... + 19348.

It is an arithmetic number, because the mean of its divisors is an integer number (865395).

Almost surely, 2^4538398 is an apocalyptic number.

4538398 is a deficient number, since it is larger than the sum of its proper divisors (2384762).

4538398 is a wasteful number, since it uses less digits than its factorization.

4538398 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 38522.

The product of its digits is 103680, while the sum is 40.

The square root of 4538398 is about 2130.3516141708. The cubic root of 4538398 is about 165.5646160796.

The spelling of 4538398 in words is "four million, five hundred thirty-eight thousand, three hundred ninety-eight".