340004310 has 16 divisors (see below), whose sum is σ = 816010416. Its totient is φ = 90667808.

The previous prime is 340004299. The next prime is 340004347. The reversal of 340004310 is 13400043.

It is a super-2 number, since 2×340004310² = 231205861637152200, which contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (15).

It is a Curzon number.

It is a self number, because there is not a number n which added to its sum of digits gives 340004310.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 5666709 + ... + 5666768.

It is an arithmetic number, because the mean of its divisors is an integer number (51000651).

Almost surely, 2^340004310 is an apocalyptic number.

340004310 is a gapful number since it is divisible by the number (30) formed by its first and last digit.

340004310 is an abundant number, since it is smaller than the sum of its proper divisors (476006106).

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

340004310 is a wasteful number, since it uses less digits than its factorization.

340004310 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 11333487.

The product of its (nonzero) digits is 144, while the sum is 15.

The square root of 340004310 is about 18439.2057854995. The cubic root of 340004310 is about 697.9561538729.

Adding to 340004310 its reverse (13400043), we get a palindrome (353404353).

The spelling of 340004310 in words is "three hundred forty million, four thousand, three hundred ten".