505033234 has 4 divisors (see below), whose sum is σ = 757549854. Its totient is φ = 252516616.

The previous prime is 505033201. The next prime is 505033247. The reversal of 505033234 is 432330505.

It is a happy number.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 432330505 = 5 ⋅86466101.

It can be written as a sum of positive squares in only one way, i.e., 482022025 + 23011209 = 21955^2 + 4797^2 .

It is a junction number, because it is equal to n+sod(n) for n = 505033199 and 505033208.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 126258307 + ... + 126258310.

Almost surely, 2^505033234 is an apocalyptic number.

505033234 is a deficient number, since it is larger than the sum of its proper divisors (252516620).

505033234 is a wasteful number, since it uses less digits than its factorization.

505033234 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 252516619.

The product of its (nonzero) digits is 5400, while the sum is 25.

The square root of 505033234 is about 22472.9444888737. The cubic root of 505033234 is about 796.3548927581.

Adding to 505033234 its reverse (432330505), we get a palindrome (937363739).

The spelling of 505033234 in words is "five hundred five million, thirty-three thousand, two hundred thirty-four".