687341546 has 8 divisors (see below), whose sum is σ = 1031211840. Its totient is φ = 343604268.

The previous prime is 687341539. The next prime is 687341561. The reversal of 687341546 is 645143786.

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

It is a junction number, because it is equal to n+sod(n) for n = 687341497 and 687341506.

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, 19136 + ... + 41723.

It is an arithmetic number, because the mean of its divisors is an integer number (128901480).

Almost surely, 2^687341546 is an apocalyptic number.

687341546 is a deficient number, since it is larger than the sum of its proper divisors (343870294).

687341546 is a wasteful number, since it uses less digits than its factorization.

687341546 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 66508.

The product of its digits is 483840, while the sum is 44.

The square root of 687341546 is about 26217.1994309079. The cubic root of 687341546 is about 882.5192728258.

The spelling of 687341546 in words is "six hundred eighty-seven million, three hundred forty-one thousand, five hundred forty-six".