3574580721 has 4 divisors (see below), whose sum is σ = 4766107632. Its totient is φ = 2383053812.

The previous prime is 3574580621. The next prime is 3574580741. The reversal of 3574580721 is 1270854753.

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 not a de Polignac number, because 3574580721 - 2⁷ = 3574580593 is a prime.

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (3574580741) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 595763451 + ... + 595763456.

It is an arithmetic number, because the mean of its divisors is an integer number (1191526908).

Almost surely, 2^3574580721 is an apocalyptic number.

It is an amenable number.

3574580721 is a deficient number, since it is larger than the sum of its proper divisors (1191526911).

3574580721 is a wasteful number, since it uses less digits than its factorization.

3574580721 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1191526910.

The product of its (nonzero) digits is 235200, while the sum is 42.

The square root of 3574580721 is about 59787.7974255617. The cubic root of 3574580721 is about 1529.0031128372.

The spelling of 3574580721 in words is "three billion, five hundred seventy-four million, five hundred eighty thousand, seven hundred twenty-one".