68762306 has 16 divisors (see below), whose sum is σ = 108718200. Its totient is φ = 32567808.

The previous prime is 68762279. The next prime is 68762321. The reversal of 68762306 is 60326786.

It can be written as a sum of positive squares in 4 ways, for example, as 63282025 + 5480281 = 7955^2 + 2341^2 .

It is a self number, because there is not a number n which added to its sum of digits gives 68762306.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 8111 + ... + 14258.

Almost surely, 2^68762306 is an apocalyptic number.

68762306 is a deficient number, since it is larger than the sum of its proper divisors (39955894).

68762306 is a wasteful number, since it uses less digits than its factorization.

68762306 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 22453.

The product of its (nonzero) digits is 72576, while the sum is 38.

The square root of 68762306 is about 8292.3040224054. The cubic root of 68762306 is about 409.6850764301.

The spelling of 68762306 in words is "sixty-eight million, seven hundred sixty-two thousand, three hundred six".