68969834 has 4 divisors (see below), whose sum is σ = 103454754. Its totient is φ = 34484916.

The previous prime is 68969809. The next prime is 68969837. The reversal of 68969834 is 43896986.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in only one way, i.e., 68475625 + 494209 = 8275^2 + 703^2 .

It is not an unprimeable number, because it can be changed into a prime (68969837) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 17242457 + ... + 17242460.

Almost surely, 2^68969834 is an apocalyptic number.

68969834 is a deficient number, since it is larger than the sum of its proper divisors (34484920).

68969834 is a wasteful number, since it uses less digits than its factorization.

68969834 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 34484919.

The product of its digits is 2239488, while the sum is 53.

The square root of 68969834 is about 8304.8078845931. The cubic root of 68969834 is about 410.0968123553.

The spelling of 68969834 in words is "sixty-eight million, nine hundred sixty-nine thousand, eight hundred thirty-four".