231552106 has 4 divisors (see below), whose sum is σ = 347328162. Its totient is φ = 115776052.

The previous prime is 231552091. The next prime is 231552161. The reversal of 231552106 is 601255132.

231552106 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in only one way, i.e., 140635881 + 90916225 = 11859^2 + 9535^2 .

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 57888025 + ... + 57888028.

Almost surely, 2^231552106 is an apocalyptic number.

231552106 is a deficient number, since it is larger than the sum of its proper divisors (115776056).

231552106 is a wasteful number, since it uses less digits than its factorization.

231552106 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 115776055.

The product of its (nonzero) digits is 1800, while the sum is 25.

The square root of 231552106 is about 15216.8362677660. The cubic root of 231552106 is about 614.0676873322.

The spelling of 231552106 in words is "two hundred thirty-one million, five hundred fifty-two thousand, one hundred six".