505134346 has 4 divisors (see below), whose sum is σ = 757701522. Its totient is φ = 252567172.

The previous prime is 505134337. The next prime is 505134347. The reversal of 505134346 is 643431505.

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., 503508721 + 1625625 = 22439^2 + 1275^2 .

It is not an unprimeable number, because it can be changed into a prime (505134347) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 126283585 + ... + 126283588.

Almost surely, 2^505134346 is an apocalyptic number.

505134346 is a deficient number, since it is larger than the sum of its proper divisors (252567176).

505134346 is a wasteful number, since it uses less digits than its factorization.

505134346 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 252567175.

The product of its (nonzero) digits is 21600, while the sum is 31.

The square root of 505134346 is about 22475.1940147354. The cubic root of 505134346 is about 796.4080349128.

The spelling of 505134346 in words is "five hundred five million, one hundred thirty-four thousand, three hundred forty-six".