3040025021 has 16 divisors (see below), whose sum is σ = 3433449600. Its totient is φ = 2666260800.

The previous prime is 3040024961. The next prime is 3040025029. The reversal of 3040025021 is 1205200403.

It is a cyclic number.

It is not a de Polignac number, because 3040025021 - 2¹⁴ = 3040008637 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (3040025029) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 514160 + ... + 520038.

It is an arithmetic number, because the mean of its divisors is an integer number (214590600).

Almost surely, 2^3040025021 is an apocalyptic number.

It is an amenable number.

3040025021 is a deficient number, since it is larger than the sum of its proper divisors (393424579).

3040025021 is a wasteful number, since it uses less digits than its factorization.

3040025021 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7540.

The product of its (nonzero) digits is 240, while the sum is 17.

The square root of 3040025021 is about 55136.4219096597. The cubic root of 3040025021 is about 1448.6352630419.

Adding to 3040025021 its reverse (1205200403), we get a palindrome (4245225424).

The spelling of 3040025021 in words is "three billion, forty million, twenty-five thousand, twenty-one".