234186404 has 6 divisors (see below), whose sum is σ = 409826214. Its totient is φ = 117093200.

The previous prime is 234186371. The next prime is 234186443. The reversal of 234186404 is 404681432.

It can be written as a sum of positive squares in only one way, i.e., 217621504 + 16564900 = 14752^2 + 4070^2 .

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 29273297 + ... + 29273304.

It is an arithmetic number, because the mean of its divisors is an integer number (68304369).

Almost surely, 2^234186404 is an apocalyptic number.

It is an amenable number.

234186404 is a deficient number, since it is larger than the sum of its proper divisors (175639810).

234186404 is a wasteful number, since it uses less digits than its factorization.

234186404 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 58546605 (or 58546603 counting only the distinct ones).

The product of its (nonzero) digits is 18432, while the sum is 32.

The square root of 234186404 is about 15303.1501332242. The cubic root of 234186404 is about 616.3875990112.

The spelling of 234186404 in words is "two hundred thirty-four million, one hundred eighty-six thousand, four hundred four".