263516052 has 24 divisors (see below), whose sum is σ = 616593600. Its totient is φ = 87592576.

The previous prime is 263516041. The next prime is 263516059. The reversal of 263516052 is 250615362.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (263516059) 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, 26277 + ... + 34892.

It is an arithmetic number, because the mean of its divisors is an integer number (25691400).

Almost surely, 2^263516052 is an apocalyptic number.

It is an amenable number.

263516052 is an abundant number, since it is smaller than the sum of its proper divisors (353077548).

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

263516052 is a wasteful number, since it uses less digits than its factorization.

263516052 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 61535 (or 61533 counting only the distinct ones).

The product of its (nonzero) digits is 10800, while the sum is 30.

The square root of 263516052 is about 16233.1775078079. The cubic root of 263516052 is about 641.1146363768.

The spelling of 263516052 in words is "two hundred sixty-three million, five hundred sixteen thousand, fifty-two".