68870673 has 6 divisors (see below), whose sum is σ = 99479874. Its totient is φ = 45913776.

The previous prime is 68870629. The next prime is 68870701. The reversal of 68870673 is 37607886.

It can be written as a sum of positive squares in only one way, i.e., 49449024 + 19421649 = 7032^2 + 4407^2 .

It is not a de Polignac number, because 68870673 - 2¹³ = 68862481 is a prime.

It is not an unprimeable number, because it can be changed into a prime (68877673) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 3826140 + ... + 3826157.

It is an arithmetic number, because the mean of its divisors is an integer number (16579979).

Almost surely, 2^68870673 is an apocalyptic number.

It is an amenable number.

68870673 is a deficient number, since it is larger than the sum of its proper divisors (30609201).

68870673 is a wasteful number, since it uses less digits than its factorization.

68870673 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7652303 (or 7652300 counting only the distinct ones).

The product of its (nonzero) digits is 338688, while the sum is 45.

The square root of 68870673 is about 8298.8356412210. The cubic root of 68870673 is about 409.9001799429.

The spelling of 68870673 in words is "sixty-eight million, eight hundred seventy thousand, six hundred seventy-three".