67413656 has 16 divisors (see below), whose sum is σ = 127002840. Its totient is φ = 33546240.

The previous prime is 67413649. The next prime is 67413659. The reversal of 67413656 is 65631476.

It is a happy number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (67413659) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 18281 + ... + 21656.

Almost surely, 2^67413656 is an apocalyptic number.

It is an amenable number.

67413656 is a deficient number, since it is larger than the sum of its proper divisors (59589184).

67413656 is a wasteful number, since it uses less digits than its factorization.

67413656 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 40154 (or 40150 counting only the distinct ones).

The product of its digits is 90720, while the sum is 38.

The square root of 67413656 is about 8210.5819525780. The cubic root of 67413656 is about 406.9889582815.

The spelling of 67413656 in words is "sixty-seven million, four hundred thirteen thousand, six hundred fifty-six".