517020552 has 96 divisors (see below), whose sum is σ = 1478973600. Its totient is φ = 162715392.

The previous prime is 517020547. The next prime is 517020563. The reversal of 517020552 is 255020715.

It is a happy number.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 624763 + ... + 625589.

It is an arithmetic number, because the mean of its divisors is an integer number (15405975).

Almost surely, 2^517020552 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 517020552, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (739486800).

517020552 is an abundant number, since it is smaller than the sum of its proper divisors (961953048).

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

517020552 is a wasteful number, since it uses less digits than its factorization.

517020552 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1315 (or 1308 counting only the distinct ones).

The product of its (nonzero) digits is 3500, while the sum is 27.

The square root of 517020552 is about 22738.0859352761. The cubic root of 517020552 is about 802.6063701550.

The spelling of 517020552 in words is "five hundred seventeen million, twenty thousand, five hundred fifty-two".