234689994 has 64 divisors (see below), whose sum is σ = 650234880. Its totient is φ = 60957360.

The previous prime is 234689993. The next prime is 234690007. The reversal of 234689994 is 499986432.

234689994 is a `hidden beast` number, since 2 + 3 + 468 + 99 + 94 = 666.

It is a Harshad number since it is a multiple of its sum of digits (54).

It is a self number, because there is not a number n which added to its sum of digits gives 234689994.

It is not an unprimeable number, because it can be changed into a prime (234689993) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 24064 + ... + 32379.

It is an arithmetic number, because the mean of its divisors is an integer number (10159920).

Almost surely, 2^234689994 is an apocalyptic number.

234689994 is an abundant number, since it is smaller than the sum of its proper divisors (415544886).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

234689994 is a wasteful number, since it uses less digits than its factorization.

234689994 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 56472 (or 56466 counting only the distinct ones).

The product of its digits is 3359232, while the sum is 54.

The square root of 234689994 is about 15319.5950990880. The cubic root of 234689994 is about 616.8291054261.

The spelling of 234689994 in words is "two hundred thirty-four million, six hundred eighty-nine thousand, nine hundred ninety-four".