67864234 has 16 divisors (see below), whose sum is σ = 107759520. Its totient is φ = 31998960.

The previous prime is 67864229. The next prime is 67864261. The reversal of 67864234 is 43246876.

It is a happy number.

It is an unprimeable number.

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

It is an upside-down number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 11112 + ... + 16099.

It is an arithmetic number, because the mean of its divisors is an integer number (6734970).

Almost surely, 2^67864234 is an apocalyptic number.

67864234 is a deficient number, since it is larger than the sum of its proper divisors (39895286).

67864234 is a wasteful number, since it uses less digits than its factorization.

67864234 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 27285.

The product of its digits is 193536, while the sum is 40.

The square root of 67864234 is about 8237.9751152817. The cubic root of 67864234 is about 407.8936870575.

The spelling of 67864234 in words is "sixty-seven million, eight hundred sixty-four thousand, two hundred thirty-four".