67108534 has 4 divisors (see below), whose sum is σ = 100662804. Its totient is φ = 33554266.

The previous prime is 67108529. The next prime is 67108579. The reversal of 67108534 is 43580176.

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

It is a self number, because there is not a number n which added to its sum of digits gives 67108534.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 16777132 + ... + 16777135.

It is an arithmetic number, because the mean of its divisors is an integer number (25165701).

Almost surely, 2^67108534 is an apocalyptic number.

67108534 is a deficient number, since it is larger than the sum of its proper divisors (33554270).

67108534 is a wasteful number, since it uses less digits than its factorization.

67108534 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 33554269.

The product of its (nonzero) digits is 20160, while the sum is 34.

The square root of 67108534 is about 8191.9798583737. The cubic root of 67108534 is about 406.3740032028.

The spelling of 67108534 in words is "sixty-seven million, one hundred eight thousand, five hundred thirty-four".