340429988 has 12 divisors (see below), whose sum is σ = 596343132. Its totient is φ = 170046240.

The previous prime is 340429979. The next prime is 340429993. The reversal of 340429988 is 889924043.

It can be written as a sum of positive squares in 2 ways, for example, as 208455844 + 131974144 = 14438^2 + 11488^2 .

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 37595 + ... + 45762.

It is an arithmetic number, because the mean of its divisors is an integer number (49695261).

Almost surely, 2^340429988 is an apocalyptic number.

It is an amenable number.

340429988 is a deficient number, since it is larger than the sum of its proper divisors (255913144).

340429988 is a wasteful number, since it uses less digits than its factorization.

340429988 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 84382 (or 84380 counting only the distinct ones).

The product of its (nonzero) digits is 497664, while the sum is 47.

The square root of 340429988 is about 18450.7449172113. The cubic root of 340429988 is about 698.2473077079.

The spelling of 340429988 in words is "three hundred forty million, four hundred twenty-nine thousand, nine hundred eighty-eight".