234330136 has 8 divisors (see below), whose sum is σ = 439369020. Its totient is φ = 117165064.

The previous prime is 234330133. The next prime is 234330157. The reversal of 234330136 is 631033432.

It is a tau number, because it is divible by the number of its divisors (8).

It is a super-2 number, since 2×234330136² = 109821225275556992, which contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 234330136.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (234330133) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 14645626 + ... + 14645641.

Almost surely, 2^234330136 is an apocalyptic number.

It is an amenable number.

234330136 is a deficient number, since it is larger than the sum of its proper divisors (205038884).

234330136 is a wasteful number, since it uses less digits than its factorization.

234330136 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 29291273 (or 29291269 counting only the distinct ones).

The product of its (nonzero) digits is 3888, while the sum is 25.

The square root of 234330136 is about 15307.8455701643. The cubic root of 234330136 is about 616.5136759341.

Adding to 234330136 its reverse (631033432), we get a palindrome (865363568).

The spelling of 234330136 in words is "two hundred thirty-four million, three hundred thirty thousand, one hundred thirty-six".