3040733581 has 4 divisors (see below), whose sum is σ = 3043532032. Its totient is φ = 3037935132.

The previous prime is 3040733569. The next prime is 3040733599. The reversal of 3040733581 is 1853370403.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-3040733581 is a prime.

It is a super-2 number, since 2×3040733581² = 18492121421242167122, which contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (3040733081) 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 3 ways as a sum of consecutive naturals, for example, 1397595 + ... + 1399768.

It is an arithmetic number, because the mean of its divisors is an integer number (760883008).

Almost surely, 2^3040733581 is an apocalyptic number.

It is an amenable number.

3040733581 is a deficient number, since it is larger than the sum of its proper divisors (2798451).

3040733581 is a wasteful number, since it uses less digits than its factorization.

3040733581 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2798450.

The product of its (nonzero) digits is 30240, while the sum is 34.

The square root of 3040733581 is about 55142.8470519976. The cubic root of 3040733581 is about 1448.7478021666.

The spelling of 3040733581 in words is "three billion, forty million, seven hundred thirty-three thousand, five hundred eighty-one".