263567252 has 24 divisors (see below), whose sum is σ = 525943656. Its totient is φ = 114490368.

The previous prime is 263567237. The next prime is 263567263. The reversal of 263567252 is 252765362.

It is a happy number.

It can be written as a sum of positive squares in 4 ways, for example, as 62948356 + 200618896 = 7934^2 + 14164^2 .

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 148193 + ... + 149960.

It is an arithmetic number, because the mean of its divisors is an integer number (21914319).

Almost surely, 2^263567252 is an apocalyptic number.

It is an amenable number.

263567252 is a deficient number, since it is larger than the sum of its proper divisors (262376404).

263567252 is a wasteful number, since it uses less digits than its factorization.

263567252 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 298187 (or 298185 counting only the distinct ones).

The product of its digits is 151200, while the sum is 38.

The square root of 263567252 is about 16234.7544484048. The cubic root of 263567252 is about 641.1561555979.

The spelling of 263567252 in words is "two hundred sixty-three million, five hundred sixty-seven thousand, two hundred fifty-two".