68620798 has 8 divisors (see below), whose sum is σ = 105441840. Its totient is φ = 33473520.

The previous prime is 68620781. The next prime is 68620817. The reversal of 68620798 is 89702686.

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

It is a congruent number.

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, 418338 + ... + 418501.

It is an arithmetic number, because the mean of its divisors is an integer number (13180230).

Almost surely, 2^68620798 is an apocalyptic number.

68620798 is a deficient number, since it is larger than the sum of its proper divisors (36821042).

68620798 is a wasteful number, since it uses less digits than its factorization.

68620798 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 836882.

The product of its (nonzero) digits is 290304, while the sum is 46.

The square root of 68620798 is about 8283.7671382047. The cubic root of 68620798 is about 409.4038490479.

The spelling of 68620798 in words is "sixty-eight million, six hundred twenty thousand, seven hundred ninety-eight".