343828887 has 4 divisors (see below), whose sum is σ = 458438520. Its totient is φ = 229219256.

The previous prime is 343828873. The next prime is 343828907. The reversal of 343828887 is 788828343.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 343828887 - 2¹⁰ = 343827863 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (343828847) 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 3 ways as a sum of consecutive naturals, for example, 57304812 + ... + 57304817.

It is an arithmetic number, because the mean of its divisors is an integer number (114609630).

Almost surely, 2^343828887 is an apocalyptic number.

343828887 is a deficient number, since it is larger than the sum of its proper divisors (114609633).

343828887 is a wasteful number, since it uses less digits than its factorization.

343828887 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 114609632.

The product of its digits is 2064384, while the sum is 51.

The square root of 343828887 is about 18542.6235198798. The cubic root of 343828887 is about 700.5634151050.

The spelling of 343828887 in words is "three hundred forty-three million, eight hundred twenty-eight thousand, eight hundred eighty-seven".