433420399 has 4 divisors (see below), whose sum is σ = 448365960. Its totient is φ = 418474840.

The previous prime is 433420367. The next prime is 433420501. The reversal of 433420399 is 993024334.

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 433420399 - 2⁵ = 433420367 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 (433421399) 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, 7472737 + ... + 7472794.

It is an arithmetic number, because the mean of its divisors is an integer number (112091490).

Almost surely, 2^433420399 is an apocalyptic number.

433420399 is a deficient number, since it is larger than the sum of its proper divisors (14945561).

433420399 is a wasteful number, since it uses less digits than its factorization.

433420399 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 14945560.

The product of its (nonzero) digits is 69984, while the sum is 37.

The square root of 433420399 is about 20818.7511392975. The cubic root of 433420399 is about 756.7802377177.

The spelling of 433420399 in words is "four hundred thirty-three million, four hundred twenty thousand, three hundred ninety-nine".