68022394 has 32 divisors (see below), whose sum is σ = 117754560. Its totient is φ = 29145600.

The previous prime is 68022347. The next prime is 68022419. The reversal of 68022394 is 49322086.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 147324 + ... + 147784.

It is an arithmetic number, because the mean of its divisors is an integer number (3679830).

Almost surely, 2^68022394 is an apocalyptic number.

68022394 is a deficient number, since it is larger than the sum of its proper divisors (49732166).

68022394 is a wasteful number, since it uses less digits than its factorization.

68022394 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 846.

The product of its (nonzero) digits is 20736, while the sum is 34.

The square root of 68022394 is about 8247.5689751587. The cubic root of 68022394 is about 408.2103114429.

The spelling of 68022394 in words is "sixty-eight million, twenty-two thousand, three hundred ninety-four".