68895618 has 16 divisors (see below), whose sum is σ = 150317856. Its totient is φ = 20877440.

The previous prime is 68895599. The next prime is 68895623. The reversal of 68895618 is 81659886.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 521871 + ... + 522002.

It is an arithmetic number, because the mean of its divisors is an integer number (9394866).

Almost surely, 2^68895618 is an apocalyptic number.

68895618 is an abundant number, since it is smaller than the sum of its proper divisors (81422238).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

68895618 is a wasteful number, since it uses less digits than its factorization.

68895618 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1043889.

The product of its digits is 829440, while the sum is 51.

The square root of 68895618 is about 8300.3384268354. The cubic root of 68895618 is about 409.9496626680.

The spelling of 68895618 in words is "sixty-eight million, eight hundred ninety-five thousand, six hundred eighteen".