234499155 has 64 divisors (see below), whose sum is σ = 427078656. Its totient is φ = 108864000.

The previous prime is 234499151. The next prime is 234499157. The reversal of 234499155 is 551994432.

It is not a de Polignac number, because 234499155 - 2² = 234499151 is a prime.

It is not an unprimeable number, because it can be changed into a prime (234499151) by changing a digit.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 433185 + ... + 433725.

It is an arithmetic number, because the mean of its divisors is an integer number (6673104).

Almost surely, 2^234499155 is an apocalyptic number.

234499155 is a deficient number, since it is larger than the sum of its proper divisors (192579501).

234499155 is a wasteful number, since it uses less digits than its factorization.

234499155 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 668.

The product of its digits is 194400, while the sum is 42.

The square root of 234499155 is about 15313.3652408607. The cubic root of 234499155 is about 616.6618678305.

The spelling of 234499155 in words is "two hundred thirty-four million, four hundred ninety-nine thousand, one hundred fifty-five".