505331332 has 36 divisors (see below), whose sum is σ = 976421628. Its totient is φ = 228659200.

The previous prime is 505331327. The next prime is 505331363. The reversal of 505331332 is 233133505.

It is a happy number.

It can be written as a sum of positive squares in 2 ways, for example, as 248819076 + 256512256 = 15774^2 + 16016^2 .

It is a junction number, because it is equal to n+sod(n) for n = 505331297 and 505331306.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 110532 + ... + 115012.

It is an arithmetic number, because the mean of its divisors is an integer number (27122823).

Almost surely, 2^505331332 is an apocalyptic number.

It is an amenable number.

505331332 is a deficient number, since it is larger than the sum of its proper divisors (471090296).

505331332 is a wasteful number, since it uses less digits than its factorization.

505331332 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4740 (or 4727 counting only the distinct ones).

The product of its (nonzero) digits is 4050, while the sum is 25.

The square root of 505331332 is about 22479.5758856790. The cubic root of 505331332 is about 796.5115458870.

Adding to 505331332 its reverse (233133505), we get a palindrome (738464837).

The spelling of 505331332 in words is "five hundred five million, three hundred thirty-one thousand, three hundred thirty-two".