68563044 has 48 divisors (see below), whose sum is σ = 193919040. Its totient is φ = 20776320.

The previous prime is 68563037. The next prime is 68563051. The reversal of 68563044 is 44036586.

It is an interprime number because it is at equal distance from previous prime (68563037) and next prime (68563051).

It is a Harshad number since it is a multiple of its sum of digits (36).

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 27669 + ... + 30044.

It is an arithmetic number, because the mean of its divisors is an integer number (4039980).

Almost surely, 2^68563044 is an apocalyptic number.

It is an amenable number.

68563044 is an abundant number, since it is smaller than the sum of its proper divisors (125355996).

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

68563044 is a wasteful number, since it uses less digits than its factorization.

68563044 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 57737 (or 57729 counting only the distinct ones).

The product of its (nonzero) digits is 69120, while the sum is 36.

The square root of 68563044 is about 8280.2804300338. The cubic root of 68563044 is about 409.2889599417.

The spelling of 68563044 in words is "sixty-eight million, five hundred sixty-three thousand, forty-four".