506820382 has 4 divisors (see below), whose sum is σ = 760230576. Its totient is φ = 253410190.

The previous prime is 506820319. The next prime is 506820401. The reversal of 506820382 is 283028605.

It is a semiprime because it is the product of two primes.

It is a super-2 number, since 2×506820382² = 513733799221251848, which contains 22 as substring.

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, 126705094 + ... + 126705097.

It is an arithmetic number, because the mean of its divisors is an integer number (190057644).

Almost surely, 2^506820382 is an apocalyptic number.

506820382 is a deficient number, since it is larger than the sum of its proper divisors (253410194).

506820382 is a wasteful number, since it uses less digits than its factorization.

506820382 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 253410193.

The product of its (nonzero) digits is 23040, while the sum is 34.

The square root of 506820382 is about 22512.6715873528. The cubic root of 506820382 is about 797.2931337153.

Adding to 506820382 its reverse (283028605), we get a palindrome (789848987).

The spelling of 506820382 in words is "five hundred six million, eight hundred twenty thousand, three hundred eighty-two".