514894388 has 6 divisors (see below), whose sum is σ = 901065186. Its totient is φ = 257447192.

The previous prime is 514894349. The next prime is 514894403. The reversal of 514894388 is 883498415.

It can be written as a sum of positive squares in only one way, i.e., 395691664 + 119202724 = 19892^2 + 10918^2 .

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 64361795 + ... + 64361802.

It is an arithmetic number, because the mean of its divisors is an integer number (150177531).

Almost surely, 2^514894388 is an apocalyptic number.

It is an amenable number.

514894388 is a deficient number, since it is larger than the sum of its proper divisors (386170798).

514894388 is a wasteful number, since it uses less digits than its factorization.

514894388 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 128723601 (or 128723599 counting only the distinct ones).

The product of its digits is 1105920, while the sum is 50.

The square root of 514894388 is about 22691.2844061327. The cubic root of 514894388 is about 801.5046619662.

The spelling of 514894388 in words is "five hundred fourteen million, eight hundred ninety-four thousand, three hundred eighty-eight".