3040721273 has 8 divisors (see below), whose sum is σ = 3143636736. Its totient is φ = 2938107600.

The previous prime is 3040721267. The next prime is 3040721293. The reversal of 3040721273 is 3721270403.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 3040721273 - 2¹² = 3040717177 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (3040721293) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 54863 + ... + 95348.

It is an arithmetic number, because the mean of its divisors is an integer number (392954592).

Almost surely, 2^3040721273 is an apocalyptic number.

It is an amenable number.

3040721273 is a deficient number, since it is larger than the sum of its proper divisors (102915463).

3040721273 is a wasteful number, since it uses less digits than its factorization.

3040721273 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 150895.

The product of its (nonzero) digits is 7056, while the sum is 29.

The square root of 3040721273 is about 55142.7354508280. The cubic root of 3040721273 is about 1448.7458474616.

Adding to 3040721273 its reverse (3721270403), we get a palindrome (6761991676).

The spelling of 3040721273 in words is "three billion, forty million, seven hundred twenty-one thousand, two hundred seventy-three".