505004546 has 4 divisors (see below), whose sum is σ = 757506822. Its totient is φ = 252502272.

The previous prime is 505004509. The next prime is 505004587. The reversal of 505004546 is 645400505.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 645400505 = 5 ⋅129080101.

It can be written as a sum of positive squares in only one way, i.e., 500640625 + 4363921 = 22375^2 + 2089^2 .

It is a super-2 number, since 2×505004546² = 510059182961332232, which contains 22 as substring.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 126251135 + ... + 126251138.

Almost surely, 2^505004546 is an apocalyptic number.

505004546 is a deficient number, since it is larger than the sum of its proper divisors (252502276).

505004546 is a wasteful number, since it uses less digits than its factorization.

505004546 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 252502275.

The product of its (nonzero) digits is 12000, while the sum is 29.

The square root of 505004546 is about 22472.3062011891. The cubic root of 505004546 is about 796.3398137097.

The spelling of 505004546 in words is "five hundred five million, four thousand, five hundred forty-six".