505346938 has 8 divisors (see below), whose sum is σ = 790977888. Its totient is φ = 241687644.

The previous prime is 505346927. The next prime is 505346987. The reversal of 505346938 is 839643505.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a junction number, because it is equal to n+sod(n) for n = 505346894 and 505346903.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 5492856 + ... + 5492947.

It is an arithmetic number, because the mean of its divisors is an integer number (98872236).

Almost surely, 2^505346938 is an apocalyptic number.

505346938 is a deficient number, since it is larger than the sum of its proper divisors (285630950).

505346938 is a wasteful number, since it uses less digits than its factorization.

505346938 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 10985828.

The product of its (nonzero) digits is 388800, while the sum is 43.

The square root of 505346938 is about 22479.9229980888. The cubic root of 505346938 is about 796.5197452804.

The spelling of 505346938 in words is "five hundred five million, three hundred forty-six thousand, nine hundred thirty-eight".