507938 has 4 divisors (see below), whose sum is σ = 761910. Its totient is φ = 253968.

The previous prime is 507937. The next prime is 507953. The reversal of 507938 is 839705.

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

It can be written as a sum of positive squares in only one way, i.e., 316969 + 190969 = 563^2 + 437^2 .

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (507937) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (7) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 126983 + ... + 126986.

2⁵⁰⁷⁹³⁸ is an apocalyptic number.

507938 is a deficient number, since it is larger than the sum of its proper divisors (253972).

507938 is a wasteful number, since it uses less digits than its factorization.

507938 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 253971.

The product of its (nonzero) digits is 7560, while the sum is 32.

The square root of 507938 is about 712.6976918722. The cubic root of 507938 is about 79.7878755373.

It can be divided in two parts, 50 and 7938, that multiplied together give a square (396900 = 630²).

The spelling of 507938 in words is "five hundred seven thousand, nine hundred thirty-eight".