515494314 has 48 divisors (see below), whose sum is σ = 1186511040. Its totient is φ = 165891600.

The previous prime is 515494313. The next prime is 515494321. The reversal of 515494314 is 413494515.

It is a happy number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (515494313) 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 in 23 ways as a sum of consecutive naturals, for example, 39739 + ... + 51089.

It is an arithmetic number, because the mean of its divisors is an integer number (24718980).

Almost surely, 2^515494314 is an apocalyptic number.

515494314 is a gapful number since it is divisible by the number (54) formed by its first and last digit.

It is a practical number, because each smaller number is the sum of distinct divisors of 515494314, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (593255520).

515494314 is an abundant number, since it is smaller than the sum of its proper divisors (671016726).

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

515494314 is a wasteful number, since it uses less digits than its factorization.

515494314 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 11420 (or 11385 counting only the distinct ones).

The product of its digits is 43200, while the sum is 36.

The square root of 515494314 is about 22704.4998623621. The cubic root of 515494314 is about 801.8158305393.

The spelling of 515494314 in words is "five hundred fifteen million, four hundred ninety-four thousand, three hundred fourteen".