231552052 has 12 divisors (see below), whose sum is σ = 405748420. Its totient is φ = 115623936.

The previous prime is 231552047. The next prime is 231552089. The reversal of 231552052 is 250255132.

It is a happy number.

231552052 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It can be written as a sum of positive squares in 2 ways, for example, as 147719716 + 83832336 = 12154^2 + 9156^2 .

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 34563 + ... + 40714.

Almost surely, 2^231552052 is an apocalyptic number.

It is an amenable number.

231552052 is a deficient number, since it is larger than the sum of its proper divisors (174196368).

231552052 is a wasteful number, since it uses less digits than its factorization.

231552052 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 76050 (or 76048 counting only the distinct ones).

The product of its (nonzero) digits is 3000, while the sum is 25.

The square root of 231552052 is about 15216.8344934155. The cubic root of 231552052 is about 614.0676395968.

The spelling of 231552052 in words is "two hundred thirty-one million, five hundred fifty-two thousand, fifty-two".