514318642 has 16 divisors (see below), whose sum is σ = 775910232. Its totient is φ = 255686400.

The previous prime is 514318639. The next prime is 514318643. The reversal of 514318642 is 246813415.

It can be written as a sum of positive squares in 4 ways, for example, as 64496961 + 449821681 = 8031^2 + 21209^2 .

It is a junction number, because it is equal to n+sod(n) for n = 514318598 and 514318607.

It is not an unprimeable number, because it can be changed into a prime (514318643) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 427642 + ... + 428842.

Almost surely, 2^514318642 is an apocalyptic number.

514318642 is a deficient number, since it is larger than the sum of its proper divisors (261591590).

514318642 is a wasteful number, since it uses less digits than its factorization.

514318642 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2253.

The product of its digits is 23040, while the sum is 34.

The square root of 514318642 is about 22678.5943567938. The cubic root of 514318642 is about 801.2058076634.

The spelling of 514318642 in words is "five hundred fourteen million, three hundred eighteen thousand, six hundred forty-two".