340888242 has 8 divisors (see below), whose sum is σ = 681776496. Its totient is φ = 113629412.

The previous prime is 340888241. The next prime is 340888259. The reversal of 340888242 is 242888043.

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

340888242 is an admirable number.

It is a super-3 number, since 3×340888242³ (a number of 27 digits) contains 333 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 340888242.

It is not an unprimeable number, because it can be changed into a prime (340888241) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 28407348 + ... + 28407359.

It is an arithmetic number, because the mean of its divisors is an integer number (85222062).

Almost surely, 2^340888242 is an apocalyptic number.

340888242 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.

340888242 is a wasteful number, since it uses less digits than its factorization.

340888242 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 56814712.

The product of its (nonzero) digits is 98304, while the sum is 39.

The square root of 340888242 is about 18463.1590471403. The cubic root of 340888242 is about 698.5604716156.

The spelling of 340888242 in words is "three hundred forty million, eight hundred eighty-eight thousand, two hundred forty-two".