424203133 has 4 divisors (see below), whose sum is σ = 425702368. Its totient is φ = 422703900.

The previous prime is 424203121. The next prime is 424203161. The reversal of 424203133 is 331302424.

It is a happy number.

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 424203133 - 2⁹ = 424202621 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (424203433) 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, 749193 + ... + 749758.

It is an arithmetic number, because the mean of its divisors is an integer number (106425592).

Almost surely, 2^424203133 is an apocalyptic number.

It is an amenable number.

424203133 is a deficient number, since it is larger than the sum of its proper divisors (1499235).

424203133 is a wasteful number, since it uses less digits than its factorization.

424203133 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1499234.

The product of its (nonzero) digits is 1728, while the sum is 22.

The square root of 424203133 is about 20596.1921966173. The cubic root of 424203133 is about 751.3771042679.

Adding to 424203133 its reverse (331302424), we get a palindrome (755505557).

The spelling of 424203133 in words is "four hundred twenty-four million, two hundred three thousand, one hundred thirty-three".