514778982 has 16 divisors (see below), whose sum is σ = 1029793392. Its totient is φ = 171553760.

The previous prime is 514778977. The next prime is 514779017. The reversal of 514778982 is 289877415.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 32968 + ... + 46004.

It is an arithmetic number, because the mean of its divisors is an integer number (64362087).

Almost surely, 2^514778982 is an apocalyptic number.

514778982 is an abundant number, since it is smaller than the sum of its proper divisors (515014410).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

514778982 is a wasteful number, since it uses less digits than its factorization.

514778982 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 19623.

The product of its digits is 1128960, while the sum is 51.

The square root of 514778982 is about 22688.7413048851. The cubic root of 514778982 is about 801.4447756667. Note that the first 3 decimals are identical.

The spelling of 514778982 in words is "five hundred fourteen million, seven hundred seventy-eight thousand, nine hundred eighty-two".