505320067 has 16 divisors (see below), whose sum is σ = 613301760. Its totient is φ = 406691712.

The previous prime is 505320001. The next prime is 505320083. The reversal of 505320067 is 760023505.

It is not a de Polignac number, because 505320067 - 2⁷ = 505319939 is a prime.

It is a super-2 number, since 2×505320067² = 510696740225768978, which contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (505321067) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1783 + ... + 31840.

It is an arithmetic number, because the mean of its divisors is an integer number (38331360).

Almost surely, 2^505320067 is an apocalyptic number.

505320067 is a deficient number, since it is larger than the sum of its proper divisors (107981693).

505320067 is a wasteful number, since it uses less digits than its factorization.

505320067 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 33762.

The product of its (nonzero) digits is 6300, while the sum is 28.

The square root of 505320067 is about 22479.3253235056. The cubic root of 505320067 is about 796.5056271503.

The spelling of 505320067 in words is "five hundred five million, three hundred twenty thousand, sixty-seven".