3021000073 has 32 divisors (see below), whose sum is σ = 3778987520. Its totient is φ = 2351462400.

The previous prime is 3021000061. The next prime is 3021000077. The reversal of 3021000073 is 3700001203.

It is not a de Polignac number, because 3021000073 - 2⁵ = 3021000041 is a prime.

It is not an unprimeable number, because it can be changed into a prime (3021000077) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 1496761 + ... + 1498777.

It is an arithmetic number, because the mean of its divisors is an integer number (118093360).

Almost surely, 2^3021000073 is an apocalyptic number.

It is an amenable number.

3021000073 is a deficient number, since it is larger than the sum of its proper divisors (757987447).

3021000073 is a wasteful number, since it uses less digits than its factorization.

3021000073 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2297.

The product of its (nonzero) digits is 126, while the sum is 16.

The square root of 3021000073 is about 54963.6249987207. The cubic root of 3021000073 is about 1445.6070090958.

Adding to 3021000073 its reverse (3700001203), we get a palindrome (6721001276).

The spelling of 3021000073 in words is "three billion, twenty-one million, seventy-three", and thus it is an aban number and an uban number.