340613898 has 8 divisors (see below), whose sum is σ = 681227808. Its totient is φ = 113537964.

The previous prime is 340613843. The next prime is 340613963. The reversal of 340613898 is 898316043.

It is a happy number.

It is a sphenic number, since it is the product of 3 distinct primes.

340613898 is an admirable number.

It is a Curzon number.

It is an unprimeable number.

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 3 ways as a sum of consecutive naturals, for example, 28384486 + ... + 28384497.

It is an arithmetic number, because the mean of its divisors is an integer number (85153476).

Almost surely, 2^340613898 is an apocalyptic number.

340613898 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.

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

340613898 is a wasteful number, since it uses less digits than its factorization.

340613898 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 56768988.

The product of its (nonzero) digits is 124416, while the sum is 42.

The square root of 340613898 is about 18455.7280539132. The cubic root of 340613898 is about 698.3730227833.

The spelling of 340613898 in words is "three hundred forty million, six hundred thirteen thousand, eight hundred ninety-eight".