340172499 has 16 divisors (see below), whose sum is σ = 486328320. Its totient is φ = 210737280.

The previous prime is 340172489. The next prime is 340172549. The reversal of 340172499 is 994271043.

It is not a de Polignac number, because 340172499 - 2¹² = 340168403 is a prime.

It is not an unprimeable number, because it can be changed into a prime (340172489) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 38187 + ... + 46244.

It is an arithmetic number, because the mean of its divisors is an integer number (30395520).

Almost surely, 2^340172499 is an apocalyptic number.

340172499 is a deficient number, since it is larger than the sum of its proper divisors (146155821).

340172499 is a wasteful number, since it uses less digits than its factorization.

340172499 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 84530.

The product of its (nonzero) digits is 54432, while the sum is 39.

The square root of 340172499 is about 18443.7658573297. The cubic root of 340172499 is about 698.0712202542.

The spelling of 340172499 in words is "three hundred forty million, one hundred seventy-two thousand, four hundred ninety-nine".