232242155 has 16 divisors (see below), whose sum is σ = 298672704. Its totient is φ = 172909440.

The previous prime is 232242139. The next prime is 232242169. The reversal of 232242155 is 551242232.

It is not a de Polignac number, because 232242155 - 2⁴ = 232242139 is a prime.

It is a Duffinian number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 23036 + ... + 31545.

It is an arithmetic number, because the mean of its divisors is an integer number (18667044).

Almost surely, 2^232242155 is an apocalyptic number.

232242155 is a deficient number, since it is larger than the sum of its proper divisors (66430549).

232242155 is a wasteful number, since it uses less digits than its factorization.

232242155 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 54646.

The product of its digits is 4800, while the sum is 26.

The square root of 232242155 is about 15239.4932658537. The cubic root of 232242155 is about 614.6770772589.

Adding to 232242155 its reverse (551242232), we get a palindrome (783484387).

The spelling of 232242155 in words is "two hundred thirty-two million, two hundred forty-two thousand, one hundred fifty-five".