433949928 has 32 divisors (see below), whose sum is σ = 1094834400. Its totient is φ = 143322048.

The previous prime is 433949843. The next prime is 433949933. The reversal of 433949928 is 829949334.

It is a super-2 number, since 2×433949928² = 376625080022410368, which contains 22 as substring.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 80326 + ... + 85557.

It is an arithmetic number, because the mean of its divisors is an integer number (34213575).

Almost surely, 2^433949928 is an apocalyptic number.

It is an amenable number.

433949928 is an abundant number, since it is smaller than the sum of its proper divisors (660884472).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

433949928 is a wasteful number, since it uses less digits than its factorization.

433949928 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 166001 (or 165997 counting only the distinct ones).

The product of its digits is 1679616, while the sum is 51.

The square root of 433949928 is about 20831.4648548776. The cubic root of 433949928 is about 757.0883096610.

The spelling of 433949928 in words is "four hundred thirty-three million, nine hundred forty-nine thousand, nine hundred twenty-eight".