340053215 has 4 divisors (see below), whose sum is σ = 408063864. Its totient is φ = 272042568.

The previous prime is 340053211. The next prime is 340053251. The reversal of 340053215 is 512350043.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 512350043 = 269 ⋅1904647.

It is a cyclic number.

It is not a de Polignac number, because 340053215 - 2² = 340053211 is a prime.

It is a Duffinian number.

It is a plaindrome in base 16.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (340053211) 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, 34005317 + ... + 34005326.

It is an arithmetic number, because the mean of its divisors is an integer number (102015966).

Almost surely, 2^340053215 is an apocalyptic number.

340053215 is a deficient number, since it is larger than the sum of its proper divisors (68010649).

340053215 is an equidigital number, since it uses as much as digits as its factorization.

340053215 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 68010648.

The product of its (nonzero) digits is 1800, while the sum is 23.

The square root of 340053215 is about 18440.5318524168. The cubic root of 340053215 is about 697.9896161048.

The spelling of 340053215 in words is "three hundred forty million, fifty-three thousand, two hundred fifteen".