34680028 has 6 divisors (see below), whose sum is σ = 60690056. Its totient is φ = 17340012.

The previous prime is 34680013. The next prime is 34680029. The reversal of 34680028 is 82008643.

It is a happy number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (34680029) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 4335000 + ... + 4335007.

Almost surely, 2^34680028 is an apocalyptic number.

It is an amenable number.

34680028 is a deficient number, since it is larger than the sum of its proper divisors (26010028).

34680028 is a wasteful number, since it uses less digits than its factorization.

34680028 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 8670011 (or 8670009 counting only the distinct ones).

The product of its (nonzero) digits is 9216, while the sum is 31.

The square root of 34680028 is about 5888.9751230583. The cubic root of 34680028 is about 326.1067686967.

The spelling of 34680028 in words is "thirty-four million, six hundred eighty thousand, twenty-eight".