515736130 has 128 divisors (see below), whose sum is σ = 1223341056. Its totient is φ = 152064000.

The previous prime is 515736113. The next prime is 515736131. The reversal of 515736130 is 31637515.

It is a junction number, because it is equal to n+sod(n) for n = 515736092 and 515736101.

It is not an unprimeable number, because it can be changed into a prime (515736131) by changing a digit.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 857830 + ... + 858430.

It is an arithmetic number, because the mean of its divisors is an integer number (9557352).

Almost surely, 2^515736130 is an apocalyptic number.

515736130 is an abundant number, since it is smaller than the sum of its proper divisors (707604926).

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

515736130 is a wasteful number, since it uses less digits than its factorization.

515736130 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 692.

The product of its (nonzero) digits is 9450, while the sum is 31.

The square root of 515736130 is about 22709.8245259623. The cubic root of 515736130 is about 801.9411869733.

The spelling of 515736130 in words is "five hundred fifteen million, seven hundred thirty-six thousand, one hundred thirty".