534304403 has 4 divisors (see below), whose sum is σ = 536637840. Its totient is φ = 531970968.

The previous prime is 534304391. The next prime is 534304411. The reversal of 534304403 is 304403435.

It is a happy number.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 534304403 - 2⁴ = 534304387 is a prime.

It is a super-3 number, since 3×534304403³ (a number of 27 digits) contains 333 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (534304493) 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, 1166375 + ... + 1166832.

It is an arithmetic number, because the mean of its divisors is an integer number (134159460).

Almost surely, 2^534304403 is an apocalyptic number.

534304403 is a deficient number, since it is larger than the sum of its proper divisors (2333437).

534304403 is a wasteful number, since it uses less digits than its factorization.

534304403 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2333436.

The product of its (nonzero) digits is 8640, while the sum is 26.

The square root of 534304403 is about 23115.0254812752. The cubic root of 534304403 is about 811.4521544830.

Adding to 534304403 its reverse (304403435), we get a palindrome (838707838).

The spelling of 534304403 in words is "five hundred thirty-four million, three hundred four thousand, four hundred three".