340004015 has 8 divisors (see below), whose sum is σ = 439389888. Its totient is φ = 251079840.

The previous prime is 340004011. The next prime is 340004017. The reversal of 340004015 is 510400043.

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

It is not a de Polignac number, because 340004015 - 2² = 340004011 is a prime.

It is a super-2 number, since 2×340004015² = 231205460432240450, which contains 22 as substring.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 340003984 and 340004002.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (340004011) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 2615351 + ... + 2615480.

It is an arithmetic number, because the mean of its divisors is an integer number (54923736).

Almost surely, 2^340004015 is an apocalyptic number.

340004015 is a deficient number, since it is larger than the sum of its proper divisors (99385873).

340004015 is a wasteful number, since it uses less digits than its factorization.

340004015 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5230849.

The product of its (nonzero) digits is 240, while the sum is 17.

The square root of 340004015 is about 18439.1977862379. The cubic root of 340004015 is about 697.9559520155.

Adding to 340004015 its reverse (510400043), we get a palindrome (850404058).

The spelling of 340004015 in words is "three hundred forty million, four thousand, fifteen".