514742506 has 4 divisors (see below), whose sum is σ = 772113762. Its totient is φ = 257371252.

The previous prime is 514742497. The next prime is 514742533. The reversal of 514742506 is 605247415.

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., 486599481 + 28143025 = 22059^2 + 5305^2 .

It is an unprimeable number.

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, 128685625 + ... + 128685628.

Almost surely, 2^514742506 is an apocalyptic number.

514742506 is a deficient number, since it is larger than the sum of its proper divisors (257371256).

514742506 is a wasteful number, since it uses less digits than its factorization.

514742506 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 257371255.

The product of its (nonzero) digits is 33600, while the sum is 34.

The square root of 514742506 is about 22687.9374558376. The cubic root of 514742506 is about 801.4258457368.

The spelling of 514742506 in words is "five hundred fourteen million, seven hundred forty-two thousand, five hundred six".