3073030521 has 16 divisors (see below), whose sum is σ = 4486012608. Its totient is φ = 1855713600.

The previous prime is 3073030511. The next prime is 3073030547. The reversal of 3073030521 is 1250303703.

It is not a de Polignac number, because 3073030521 - 2¹¹ = 3073028473 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 3073030491 and 3073030500.

It is not an unprimeable number, because it can be changed into a prime (3073030511) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 158950 + ... + 177231.

It is an arithmetic number, because the mean of its divisors is an integer number (280375788).

Almost surely, 2^3073030521 is an apocalyptic number.

It is an amenable number.

3073030521 is a deficient number, since it is larger than the sum of its proper divisors (1412982087).

3073030521 is a wasteful number, since it uses less digits than its factorization.

3073030521 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 336472.

The product of its (nonzero) digits is 1890, while the sum is 24.

The square root of 3073030521 is about 55434.9214935856. The cubic root of 3073030521 is about 1453.8590065209.

The spelling of 3073030521 in words is "three billion, seventy-three million, thirty thousand, five hundred twenty-one".