433980434 has 4 divisors (see below), whose sum is σ = 650970654. Its totient is φ = 216990216.

The previous prime is 433980431. The next prime is 433980451. The reversal of 433980434 is 434089334.

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

It can be written as a sum of positive squares in only one way, i.e., 322741225 + 111239209 = 17965^2 + 10547^2 .

It is not an unprimeable number, because it can be changed into a prime (433980431) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 108495107 + ... + 108495110.

Almost surely, 2^433980434 is an apocalyptic number.

433980434 is a deficient number, since it is larger than the sum of its proper divisors (216990220).

433980434 is a wasteful number, since it uses less digits than its factorization.

433980434 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 216990219.

The product of its (nonzero) digits is 124416, while the sum is 38.

The square root of 433980434 is about 20832.1970516794. The cubic root of 433980434 is about 757.1060499526.

Subtracting 433980434 from its reverse (434089334), we obtain a square (108900 = 330²).

The spelling of 433980434 in words is "four hundred thirty-three million, nine hundred eighty thousand, four hundred thirty-four".