514307242 has 4 divisors (see below), whose sum is σ = 771460866. Its totient is φ = 257153620.

The previous prime is 514307221. The next prime is 514307243. The reversal of 514307242 is 242703415.

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., 271227961 + 243079281 = 16469^2 + 15591^2 .

It is a self number, because there is not a number n which added to its sum of digits gives 514307242.

It is not an unprimeable number, because it can be changed into a prime (514307243) by changing a digit.

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, 128576809 + ... + 128576812.

Almost surely, 2^514307242 is an apocalyptic number.

514307242 is a deficient number, since it is larger than the sum of its proper divisors (257153624).

514307242 is a wasteful number, since it uses less digits than its factorization.

514307242 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 257153623.

The product of its (nonzero) digits is 6720, while the sum is 28.

The square root of 514307242 is about 22678.3430170725. The cubic root of 514307242 is about 801.1998879780.

The spelling of 514307242 in words is "five hundred fourteen million, three hundred seven thousand, two hundred forty-two".