340204230 has 48 divisors (see below), whose sum is σ = 913071744. Its totient is φ = 87793920.

The previous prime is 340204223. The next prime is 340204237. The reversal of 340204230 is 32402043.

It is an interprime number because it is at equal distance from previous prime (340204223) and next prime (340204237).

It is a Harshad number since it is a multiple of its sum of digits (18).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (340204237) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 58179 + ... + 63758.

It is an arithmetic number, because the mean of its divisors is an integer number (19022328).

Almost surely, 2^340204230 is an apocalyptic number.

340204230 is a gapful number since it is divisible by the number (30) formed by its first and last digit.

340204230 is an abundant number, since it is smaller than the sum of its proper divisors (572867514).

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

340204230 is a wasteful number, since it uses less digits than its factorization.

340204230 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 121981 (or 121978 counting only the distinct ones).

The product of its (nonzero) digits is 576, while the sum is 18.

The square root of 340204230 is about 18444.6260466294. The cubic root of 340204230 is about 698.0929247416.

Adding to 340204230 its reverse (32402043), we get a palindrome (372606273).

The spelling of 340204230 in words is "three hundred forty million, two hundred four thousand, two hundred thirty".