67016452 has 6 divisors (see below), whose sum is σ = 117278798. Its totient is φ = 33508224.

The previous prime is 67016449. The next prime is 67016461. The reversal of 67016452 is 25461076.

It is a happy number.

It can be written as a sum of positive squares in only one way, i.e., 60746436 + 6270016 = 7794^2 + 2504^2 .

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 8377053 + ... + 8377060.

Almost surely, 2^67016452 is an apocalyptic number.

It is an amenable number.

67016452 is a deficient number, since it is larger than the sum of its proper divisors (50262346).

67016452 is a wasteful number, since it uses less digits than its factorization.

67016452 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 16754117 (or 16754115 counting only the distinct ones).

The product of its (nonzero) digits is 10080, while the sum is 31.

The square root of 67016452 is about 8186.3576760364. The cubic root of 67016452 is about 406.1880513982.

The spelling of 67016452 in words is "sixty-seven million, sixteen thousand, four hundred fifty-two".