344206887 has 8 divisors (see below), whose sum is σ = 474768240. Its totient is φ = 221558400.

The previous prime is 344206879. The next prime is 344206913. The reversal of 344206887 is 788602443.

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

It is not a de Polignac number, because 344206887 - 2³ = 344206879 is a prime.

It is a Smith number, since the sum of its digits (42) coincides with the sum of the digits of its prime factors. Since it is squarefree, it is also a hoax number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (344206817) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1978114 + ... + 1978287.

It is an arithmetic number, because the mean of its divisors is an integer number (59346030).

Almost surely, 2^344206887 is an apocalyptic number.

344206887 is a deficient number, since it is larger than the sum of its proper divisors (130561353).

344206887 is a wasteful number, since it uses less digits than its factorization.

344206887 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3956433.

The product of its (nonzero) digits is 258048, while the sum is 42.

The square root of 344206887 is about 18552.8134524120. The cubic root of 344206887 is about 700.8200504997.

The spelling of 344206887 in words is "three hundred forty-four million, two hundred six thousand, eight hundred eighty-seven".