514331985 has 8 divisors (see below), whose sum is σ = 822931200. Its totient is φ = 274310384.

The previous prime is 514331959. The next prime is 514332001. The reversal of 514331985 is 589133415.

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

It is a cyclic number.

It is not a de Polignac number, because 514331985 - 2⁹ = 514331473 is a prime.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 17144385 + ... + 17144414.

It is an arithmetic number, because the mean of its divisors is an integer number (102866400).

Almost surely, 2^514331985 is an apocalyptic number.

It is an amenable number.

514331985 is a deficient number, since it is larger than the sum of its proper divisors (308599215).

514331985 is a wasteful number, since it uses less digits than its factorization.

514331985 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 34288807.

The product of its digits is 64800, while the sum is 39.

The square root of 514331985 is about 22678.8885309664. Note that the first 3 decimals coincide. The cubic root of 514331985 is about 801.2127361806.

It can be divided in two parts, 5143 and 31985, that added together give a triangular number (37128 = T₂₇₂).

The spelling of 514331985 in words is "five hundred fourteen million, three hundred thirty-one thousand, nine hundred eighty-five".