67001416 has 16 divisors (see below), whose sum is σ = 129680640. Its totient is φ = 32419920.

The previous prime is 67001411. The next prime is 67001419. The reversal of 67001416 is 61410076.

67001416 = 91² + 92² + ... + 586².

It is a happy number.

It is not an unprimeable number, because it can be changed into a prime (67001411) 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, 134836 + ... + 135331.

It is an arithmetic number, because the mean of its divisors is an integer number (8105040).

Almost surely, 2^67001416 is an apocalyptic number.

It is an amenable number.

67001416 is a deficient number, since it is larger than the sum of its proper divisors (62679224).

67001416 is a wasteful number, since it uses less digits than its factorization.

67001416 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 270204 (or 270200 counting only the distinct ones).

The product of its (nonzero) digits is 1008, while the sum is 25.

The square root of 67001416 is about 8185.4392673821. The cubic root of 67001416 is about 406.1576712941.

The spelling of 67001416 in words is "sixty-seven million, one thousand, four hundred sixteen".