68822446 has 64 divisors (see below), whose sum is σ = 138885120. Its totient is φ = 24766560.

The previous prime is 68822431. The next prime is 68822447. The reversal of 68822446 is 64422886.

It is a junction number, because it is equal to n+sod(n) for n = 68822399 and 68822408.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (68822447) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 125545 + ... + 126091.

It is an arithmetic number, because the mean of its divisors is an integer number (2170080).

Almost surely, 2^68822446 is an apocalyptic number.

68822446 is an abundant number, since it is smaller than the sum of its proper divisors (70062674).

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

68822446 is a wasteful number, since it uses less digits than its factorization.

68822446 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 629.

The product of its digits is 147456, while the sum is 40.

The square root of 68822446 is about 8295.9294837890. The cubic root of 68822446 is about 409.8044794501.

The spelling of 68822446 in words is "sixty-eight million, eight hundred twenty-two thousand, four hundred forty-six".