515364042 has 16 divisors (see below), whose sum is σ = 1035231840. Its totient is φ = 171037392.

The previous prime is 515364011. The next prime is 515364049. The reversal of 515364042 is 240463515.

It is not an unprimeable number, because it can be changed into a prime (515364049) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 186168 + ... + 188915.

It is an arithmetic number, because the mean of its divisors is an integer number (64701990).

Almost surely, 2^515364042 is an apocalyptic number.

515364042 is an abundant number, since it is smaller than the sum of its proper divisors (519867798).

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

515364042 is a wasteful number, since it uses less digits than its factorization.

515364042 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 375317.

The product of its (nonzero) digits is 14400, while the sum is 30.

The square root of 515364042 is about 22701.6308224762. The cubic root of 515364042 is about 801.7482818136.

The spelling of 515364042 in words is "five hundred fifteen million, three hundred sixty-four thousand, forty-two".