504638378 has 8 divisors (see below), whose sum is σ = 757282368. Its totient is φ = 252210924.

The previous prime is 504638371. The next prime is 504638401. The reversal of 504638378 is 873836405.

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

It is not an unprimeable number, because it can be changed into a prime (504638371) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 48176 + ... + 57707.

It is an arithmetic number, because the mean of its divisors is an integer number (94660296).

Almost surely, 2^504638378 is an apocalyptic number.

504638378 is a deficient number, since it is larger than the sum of its proper divisors (252643990).

504638378 is a wasteful number, since it uses less digits than its factorization.

504638378 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 108268.

The product of its (nonzero) digits is 483840, while the sum is 44.

The square root of 504638378 is about 22464.1576294327. The cubic root of 504638378 is about 796.1472975143.

The spelling of 504638378 in words is "five hundred four million, six hundred thirty-eight thousand, three hundred seventy-eight".