67474734 has 16 divisors (see below), whose sum is σ = 142887888. Its totient is φ = 21168512.

The previous prime is 67474733. The next prime is 67474741. The reversal of 67474734 is 43747476.

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (67474733) by changing a digit.

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

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 330657 + ... + 330860.

It is an arithmetic number, because the mean of its divisors is an integer number (8930493).

Almost surely, 2^67474734 is an apocalyptic number.

67474734 is an abundant number, since it is smaller than the sum of its proper divisors (75413154).

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

67474734 is a wasteful number, since it uses less digits than its factorization.

67474734 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 661539.

The product of its digits is 395136, while the sum is 42.

The square root of 67474734 is about 8214.3005788685. The cubic root of 67474734 is about 407.1118343156. Note that the first 3 decimals are identical.

The spelling of 67474734 in words is "sixty-seven million, four hundred seventy-four thousand, seven hundred thirty-four".