500533401 has 4 divisors (see below), whose sum is σ = 667377872. Its totient is φ = 333688932.

The previous prime is 500533399. The next prime is 500533433. The reversal of 500533401 is 104335005.

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 not a de Polignac number, because 500533401 - 2¹ = 500533399 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (500533001) 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, 83422231 + ... + 83422236.

It is an arithmetic number, because the mean of its divisors is an integer number (166844468).

Almost surely, 2^500533401 is an apocalyptic number.

It is an amenable number.

500533401 is a deficient number, since it is larger than the sum of its proper divisors (166844471).

500533401 is a wasteful number, since it uses less digits than its factorization.

500533401 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 166844470.

The product of its (nonzero) digits is 900, while the sum is 21.

The square root of 500533401 is about 22372.6038046536. The cubic root of 500533401 is about 793.9826661148.

Adding to 500533401 its reverse (104335005), we get a palindrome (604868406).

The spelling of 500533401 in words is "five hundred million, five hundred thirty-three thousand, four hundred one".