340648699 has 16 divisors (see below), whose sum is σ = 362119680. Its totient is φ = 319777920.

The previous prime is 340648673. The next prime is 340648727. The reversal of 340648699 is 996846043.

It is a cyclic number.

It is not a de Polignac number, because 340648699 - 2¹¹ = 340646651 is a prime.

It is a super-2 number, since 2×340648699² = 232083072260785202, which contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (340648619) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 550012 + ... + 550630.

It is an arithmetic number, because the mean of its divisors is an integer number (22632480).

Almost surely, 2^340648699 is an apocalyptic number.

340648699 is a deficient number, since it is larger than the sum of its proper divisors (21470981).

340648699 is a wasteful number, since it uses less digits than its factorization.

340648699 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1050.

The product of its (nonzero) digits is 1119744, while the sum is 49.

The square root of 340648699 is about 18456.6708536507. The cubic root of 340648699 is about 698.3968065573.

The spelling of 340648699 in words is "three hundred forty million, six hundred forty-eight thousand, six hundred ninety-nine".