506889514 has 4 divisors (see below), whose sum is σ = 760334274. Its totient is φ = 253444756.

The previous prime is 506889499. The next prime is 506889553. The reversal of 506889514 is 415988605.

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., 505485289 + 1404225 = 22483^2 + 1185^2 .

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 126722377 + ... + 126722380.

Almost surely, 2^506889514 is an apocalyptic number.

506889514 is a deficient number, since it is larger than the sum of its proper divisors (253444760).

506889514 is a wasteful number, since it uses less digits than its factorization.

506889514 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 253444759.

The product of its (nonzero) digits is 345600, while the sum is 46.

The square root of 506889514 is about 22514.2069369543. The cubic root of 506889514 is about 797.3293832197.

Subtracting from 506889514 its reverse (415988605), we obtain a palindrome (90900909).

The spelling of 506889514 in words is "five hundred six million, eight hundred eighty-nine thousand, five hundred fourteen".