340706698 has 8 divisors (see below), whose sum is σ = 511144740. Its totient is φ = 170325120.

The previous prime is 340706687. The next prime is 340706731. The reversal of 340706698 is 896607043.

It is a happy number.

It can be written as a sum of positive squares in 2 ways, for example, as 262861369 + 77845329 = 16213^2 + 8823^2 .

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

It is a super-4 number, since 4×340706698⁴ (a number of 35 digits) contains 4444 as substring.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 7738 + ... + 27226.

Almost surely, 2^340706698 is an apocalyptic number.

340706698 is a deficient number, since it is larger than the sum of its proper divisors (170438042).

340706698 is a wasteful number, since it uses less digits than its factorization.

340706698 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 28232.

The product of its (nonzero) digits is 217728, while the sum is 43.

The square root of 340706698 is about 18458.2420072985. The cubic root of 340706698 is about 698.4364407590.

The spelling of 340706698 in words is "three hundred forty million, seven hundred six thousand, six hundred ninety-eight".