67028714 has 4 divisors (see below), whose sum is σ = 100543074. Its totient is φ = 33514356.

The previous prime is 67028681. The next prime is 67028747. The reversal of 67028714 is 41782076.

It is a happy number.

It is a semiprime because it is the product of two primes.

It is an interprime number because it is at equal distance from previous prime (67028681) and next prime (67028747).

It can be written as a sum of positive squares in only one way, i.e., 59830225 + 7198489 = 7735^2 + 2683^2 .

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 16757177 + ... + 16757180.

Almost surely, 2^67028714 is an apocalyptic number.

67028714 is a deficient number, since it is larger than the sum of its proper divisors (33514360).

67028714 is a wasteful number, since it uses less digits than its factorization.

67028714 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 33514359.

The product of its (nonzero) digits is 18816, while the sum is 35.

The square root of 67028714 is about 8187.1065707001. The cubic root of 67028714 is about 406.2128232962.

The spelling of 67028714 in words is "sixty-seven million, twenty-eight thousand, seven hundred fourteen".