67416904 has 8 divisors (see below), whose sum is σ = 126406710. Its totient is φ = 33708448.

The previous prime is 67416863. The next prime is 67416907. The reversal of 67416904 is 40961476.

It can be written as a sum of positive squares in only one way, i.e., 62568100 + 4848804 = 7910^2 + 2202^2 .

It is a tau number, because it is divible by the number of its divisors (8).

It is not an unprimeable number, because it can be changed into a prime (67416907) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 4213549 + ... + 4213564.

Almost surely, 2^67416904 is an apocalyptic number.

It is an amenable number.

67416904 is a deficient number, since it is larger than the sum of its proper divisors (58989806).

67416904 is a wasteful number, since it uses less digits than its factorization.

67416904 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 8427119 (or 8427115 counting only the distinct ones).

The product of its (nonzero) digits is 36288, while the sum is 37.

The square root of 67416904 is about 8210.7797437271. The cubic root of 67416904 is about 406.9954944395.

It can be divided in two parts, 674 and 16904, that added together give a triangular number (17578 = T₁₈₇).

The spelling of 67416904 in words is "sixty-seven million, four hundred sixteen thousand, nine hundred four".