67834734 has 16 divisors (see below), whose sum is σ = 148003200. Its totient is φ = 20555960.

The previous prime is 67834729. The next prime is 67834747. The reversal of 67834734 is 43743876.

It is a super-2 number, since 2×67834734² = 9203102273701512, which contains 22 as substring.

It is a Smith number, since the sum of its digits (42) coincides with the sum of the digits of its prime factors. Since it is squarefree, it is also a hoax number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 513834 + ... + 513965.

It is an arithmetic number, because the mean of its divisors is an integer number (9250200).

Almost surely, 2^67834734 is an apocalyptic number.

67834734 is an abundant number, since it is smaller than the sum of its proper divisors (80168466).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

67834734 is a wasteful number, since it uses less digits than its factorization.

67834734 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1027815.

The product of its digits is 338688, while the sum is 42.

The square root of 67834734 is about 8236.1844321263. The cubic root of 67834734 is about 407.8345758634.

The spelling of 67834734 in words is "sixty-seven million, eight hundred thirty-four thousand, seven hundred thirty-four".