3574451721 has 8 divisors (see below), whose sum is σ = 4802317344. Its totient is φ = 2364776960.

The previous prime is 3574451719. The next prime is 3574451723. The reversal of 3574451721 is 1271544753.

It is an interprime number because it is at equal distance from previous prime (3574451719) and next prime (3574451723).

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 3574451721 - 2¹ = 3574451719 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 3574451721.

It is not an unprimeable number, because it can be changed into a prime (3574451723) 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, 4547256 + ... + 4548041.

It is an arithmetic number, because the mean of its divisors is an integer number (600289668).

Almost surely, 2^3574451721 is an apocalyptic number.

It is an amenable number.

3574451721 is a deficient number, since it is larger than the sum of its proper divisors (1227865623).

3574451721 is a wasteful number, since it uses less digits than its factorization.

3574451721 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 9095431.

The product of its digits is 117600, while the sum is 39.

The square root of 3574451721 is about 59786.7186003714. The cubic root of 3574451721 is about 1528.9847196522.

The spelling of 3574451721 in words is "three billion, five hundred seventy-four million, four hundred fifty-one thousand, seven hundred twenty-one".