68906626 has 8 divisors (see below), whose sum is σ = 103451004. Its totient is φ = 34422960.

The previous prime is 68906623. The next prime is 68906633. The reversal of 68906626 is 62660986.

It is a happy number.

It can be written as a sum of positive squares in 2 ways, for example, as 68906601 + 25 = 8301^2 + 5^2 .

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

It is not an unprimeable number, because it can be changed into a prime (68906623) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 12225 + ... + 16948.

Almost surely, 2^68906626 is an apocalyptic number.

68906626 is a deficient number, since it is larger than the sum of its proper divisors (34544378).

68906626 is a wasteful number, since it uses less digits than its factorization.

68906626 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 30356.

The product of its (nonzero) digits is 186624, while the sum is 43.

The square root of 68906626 is about 8301.0015058425. The cubic root of 68906626 is about 409.9714951430.

The spelling of 68906626 in words is "sixty-eight million, nine hundred six thousand, six hundred twenty-six".