344249406 has 32 divisors (see below), whose sum is σ = 785678880. Its totient is φ = 111647808.

The previous prime is 344249387. The next prime is 344249431. The reversal of 344249406 is 604942443.

344249406 is a `hidden beast` number, since 3 + 4 + 4 + 249 + 406 = 666.

It is a congruent number.

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 15 ways as a sum of consecutive naturals, for example, 84151 + ... + 88146.

It is an arithmetic number, because the mean of its divisors is an integer number (24552465).

Almost surely, 2^344249406 is an apocalyptic number.

344249406 is an abundant number, since it is smaller than the sum of its proper divisors (441429474).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

344249406 is a wasteful number, since it uses less digits than its factorization.

344249406 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 172345 (or 172339 counting only the distinct ones).

The product of its (nonzero) digits is 82944, while the sum is 36.

The square root of 344249406 is about 18553.9593079213. The cubic root of 344249406 is about 700.8489061502.

The spelling of 344249406 in words is "three hundred forty-four million, two hundred forty-nine thousand, four hundred six".