67040734 has 4 divisors (see below), whose sum is σ = 100561104. Its totient is φ = 33520366.

The previous prime is 67040731. The next prime is 67040749. The reversal of 67040734 is 43704076.

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

It is a Smith number, since the sum of its digits (31) coincides with the sum of the digits of its prime factors. Since it is squarefree, it is also a hoax number.

It is a junction number, because it is equal to n+sod(n) for n = 67040696 and 67040705.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (67040731) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 16760182 + ... + 16760185.

It is an arithmetic number, because the mean of its divisors is an integer number (25140276).

Almost surely, 2^67040734 is an apocalyptic number.

67040734 is a deficient number, since it is larger than the sum of its proper divisors (33520370).

67040734 is a wasteful number, since it uses less digits than its factorization.

67040734 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 33520369.

The product of its (nonzero) digits is 14112, while the sum is 31.

The square root of 67040734 is about 8187.8406188689. The cubic root of 67040734 is about 406.2371033697.

The spelling of 67040734 in words is "sixty-seven million, forty thousand, seven hundred thirty-four".