4538401 has 4 divisors (see below), whose sum is σ = 5186752. Its totient is φ = 3890052.

The previous prime is 4538333. The next prime is 4538407. The reversal of 4538401 is 1048354.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 4538401 - 2¹⁹ = 4014113 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (4538407) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 324165 + ... + 324178.

It is an arithmetic number, because the mean of its divisors is an integer number (1296688).

Almost surely, 2^4538401 is an apocalyptic number.

It is an amenable number.

4538401 is a deficient number, since it is larger than the sum of its proper divisors (648351).

4538401 is an equidigital number, since it uses as much as digits as its factorization.

4538401 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 648350.

The product of its (nonzero) digits is 1920, while the sum is 25.

The square root of 4538401 is about 2130.3523182798. The cubic root of 4538401 is about 165.5646525605.

The spelling of 4538401 in words is "four million, five hundred thirty-eight thousand, four hundred one".