506977384 has 8 divisors (see below), whose sum is σ = 950582610. Its totient is φ = 253488688.

The previous prime is 506977381. The next prime is 506977403. The reversal of 506977384 is 483779605.

It is a happy number.

It can be written as a sum of positive squares in only one way, i.e., 368256100 + 138721284 = 19190^2 + 11778^2 .

It is a tau number, because it is divible by the number of its divisors (8).

It is not an unprimeable number, because it can be changed into a prime (506977381) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 31686079 + ... + 31686094.

Almost surely, 2^506977384 is an apocalyptic number.

It is an amenable number.

506977384 is a deficient number, since it is larger than the sum of its proper divisors (443605226).

506977384 is a wasteful number, since it uses less digits than its factorization.

506977384 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 63372179 (or 63372175 counting only the distinct ones).

The product of its (nonzero) digits is 1270080, while the sum is 49.

The square root of 506977384 is about 22516.1582868837. The cubic root of 506977384 is about 797.3754532757.

It can be divided in two parts, 50697 and 7384, that added together give a square (58081 = 241²).

The spelling of 506977384 in words is "five hundred six million, nine hundred seventy-seven thousand, three hundred eighty-four".