234078117 has 64 divisors (see below), whose sum is σ = 420102144. Its totient is φ = 112389120.

The previous prime is 234078113. The next prime is 234078137. The reversal of 234078117 is 711870432.

It is a happy number.

It is not a de Polignac number, because 234078117 - 2² = 234078113 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (234078113) 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, 143058 + ... + 144684.

It is an arithmetic number, because the mean of its divisors is an integer number (6564096).

Almost surely, 2^234078117 is an apocalyptic number.

It is an amenable number.

234078117 is a deficient number, since it is larger than the sum of its proper divisors (186024027).

234078117 is a wasteful number, since it uses less digits than its factorization.

234078117 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1698.

The product of its (nonzero) digits is 9408, while the sum is 33.

The square root of 234078117 is about 15299.6116617383. The cubic root of 234078117 is about 616.2925791848.

The spelling of 234078117 in words is "two hundred thirty-four million, seventy-eight thousand, one hundred seventeen".