687295376 has 20 divisors (see below), whose sum is σ = 1333248000. Its totient is φ = 343231392.

The previous prime is 687295333. The next prime is 687295403. The reversal of 687295376 is 673592786.

687295376 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a Smith number, since the sum of its digits (53) coincides with the sum of the digits of its prime factors.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 12176 + ... + 39023.

It is an arithmetic number, because the mean of its divisors is an integer number (66662400).

Almost surely, 2^687295376 is an apocalyptic number.

It is an amenable number.

687295376 is a deficient number, since it is larger than the sum of its proper divisors (645952624).

687295376 is a wasteful number, since it uses less digits than its factorization.

687295376 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 52046 (or 52040 counting only the distinct ones).

The product of its digits is 3810240, while the sum is 53.

The square root of 687295376 is about 26216.3188872885. The cubic root of 687295376 is about 882.4995122340.

The spelling of 687295376 in words is "six hundred eighty-seven million, two hundred ninety-five thousand, three hundred seventy-six".