688341334 has 16 divisors (see below), whose sum is σ = 1064606400. Its totient is φ = 333595080.

The previous prime is 688341331. The next prime is 688341337. The reversal of 688341334 is 433143886.

It is an interprime number because it is at equal distance from previous prime (688341331) and next prime (688341337).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (688341331) 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, 19284 + ... + 41815.

It is an arithmetic number, because the mean of its divisors is an integer number (66537900).

Almost surely, 2^688341334 is an apocalyptic number.

688341334 is a deficient number, since it is larger than the sum of its proper divisors (376265066).

688341334 is a wasteful number, since it uses less digits than its factorization.

688341334 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 61275.

The product of its digits is 165888, while the sum is 40.

The square root of 688341334 is about 26236.2599087599. The cubic root of 688341334 is about 882.9469615656.

The spelling of 688341334 in words is "six hundred eighty-eight million, three hundred forty-one thousand, three hundred thirty-four".