515454852 has 96 divisors (see below), whose sum is σ = 1343462400. Its totient is φ = 152507520.

The previous prime is 515454851. The next prime is 515454853. The reversal of 515454852 is 258454515.

It is an interprime number because it is at equal distance from previous prime (515454851) and next prime (515454853).

It is a self number, because there is not a number n which added to its sum of digits gives 515454852.

It is not an unprimeable number, because it can be changed into a prime (515454851) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 1476774 + ... + 1477122.

It is an arithmetic number, because the mean of its divisors is an integer number (13994400).

Almost surely, 2^515454852 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 515454852, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (671731200).

515454852 is an abundant number, since it is smaller than the sum of its proper divisors (828007548).

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

515454852 is a wasteful number, since it uses less digits than its factorization.

515454852 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 601 (or 599 counting only the distinct ones).

The product of its digits is 160000, while the sum is 39.

The square root of 515454852 is about 22703.6308109518. The cubic root of 515454852 is about 801.7953698780.

It can be divided in two parts, 5154 and 54852, that added together give a palindrome (60006).

The spelling of 515454852 in words is "five hundred fifteen million, four hundred fifty-four thousand, eight hundred fifty-two".