234660340 has 12 divisors (see below), whose sum is σ = 492786756. Its totient is φ = 93864128.

The previous prime is 234660319. The next prime is 234660347. The reversal of 234660340 is 43066432.

It can be written as a sum of positive squares in 2 ways, for example, as 68095504 + 166564836 = 8252^2 + 12906^2 .

It is a junction number, because it is equal to n+sod(n) for n = 234660299 and 234660308.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (234660347) 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 3 ways as a sum of consecutive naturals, for example, 5866489 + ... + 5866528.

It is an arithmetic number, because the mean of its divisors is an integer number (41065563).

Almost surely, 2^234660340 is an apocalyptic number.

234660340 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

234660340 is an abundant number, since it is smaller than the sum of its proper divisors (258126416).

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

234660340 is a wasteful number, since it uses less digits than its factorization.

234660340 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 11733026 (or 11733024 counting only the distinct ones).

The product of its (nonzero) digits is 10368, while the sum is 28.

The square root of 234660340 is about 15318.6272230902. The cubic root of 234660340 is about 616.8031247406.

The spelling of 234660340 in words is "two hundred thirty-four million, six hundred sixty thousand, three hundred forty".