433121042 has 4 divisors (see below), whose sum is σ = 649681566. Its totient is φ = 216560520.

The previous prime is 433121041. The next prime is 433121047. The reversal of 433121042 is 240121334.

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., 367527241 + 65593801 = 19171^2 + 8099^2 .

It is not an unprimeable number, because it can be changed into a prime (433121041) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 108280259 + ... + 108280262.

Almost surely, 2^433121042 is an apocalyptic number.

433121042 is a deficient number, since it is larger than the sum of its proper divisors (216560524).

433121042 is a wasteful number, since it uses less digits than its factorization.

433121042 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 216560523.

The product of its (nonzero) digits is 576, while the sum is 20.

The square root of 433121042 is about 20811.5602971041. The cubic root of 433121042 is about 756.6059653178.

Adding to 433121042 its reverse (240121334), we get a palindrome (673242376).

The spelling of 433121042 in words is "four hundred thirty-three million, one hundred twenty-one thousand, forty-two".