5438403 has 12 divisors (see below), whose sum is σ = 7876440. Its totient is φ = 3615936.

The previous prime is 5438401. The next prime is 5438429. The reversal of 5438403 is 3048345.

It is a happy number.

It is not a de Polignac number, because 5438403 - 2¹ = 5438401 is a prime.

It is not an unprimeable number, because it can be changed into a prime (5438401) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 4828 + ... + 5846.

It is an arithmetic number, because the mean of its divisors is an integer number (656370).

Almost surely, 2^5438403 is an apocalyptic number.

5438403 is a deficient number, since it is larger than the sum of its proper divisors (2438037).

5438403 is a wasteful number, since it uses less digits than its factorization.

5438403 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1618 (or 1615 counting only the distinct ones).

The product of its (nonzero) digits is 5760, while the sum is 27.

The square root of 5438403 is about 2332.0383787579. The cubic root of 5438403 is about 175.8559750623.

The spelling of 5438403 in words is "five million, four hundred thirty-eight thousand, four hundred three".