505453204 has 6 divisors (see below), whose sum is σ = 884543114. Its totient is φ = 252726600.

The previous prime is 505453199. The next prime is 505453217. The reversal of 505453204 is 402354505.

It can be written as a sum of positive squares in only one way, i.e., 368563204 + 136890000 = 19198^2 + 11700^2 .

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 63181647 + ... + 63181654.

Almost surely, 2^505453204 is an apocalyptic number.

It is an amenable number.

505453204 is a deficient number, since it is larger than the sum of its proper divisors (379089910).

505453204 is a wasteful number, since it uses less digits than its factorization.

505453204 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 126363305 (or 126363303 counting only the distinct ones).

The product of its (nonzero) digits is 12000, while the sum is 28.

The square root of 505453204 is about 22482.2864495585. The cubic root of 505453204 is about 796.5755729562.

The spelling of 505453204 in words is "five hundred five million, four hundred fifty-three thousand, two hundred four".