5720733421 has 4 divisors (see below), whose sum is σ = 6160789852. Its totient is φ = 5280676992.

The previous prime is 5720733383. The next prime is 5720733433. The reversal of 5720733421 is 1243370275.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 2608655625 + 3112077796 = 51075^2 + 55786^2 .

It is a cyclic number.

It is not a de Polignac number, because 5720733421 - 2¹³ = 5720725229 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 (5720734421) 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, 220028196 + ... + 220028221.

It is an arithmetic number, because the mean of its divisors is an integer number (1540197463).

Almost surely, 2^5720733421 is an apocalyptic number.

It is an amenable number.

5720733421 is a deficient number, since it is larger than the sum of its proper divisors (440056431).

5720733421 is a wasteful number, since it uses less digits than its factorization.

5720733421 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 440056430.

The product of its (nonzero) digits is 35280, while the sum is 34.

The square root of 5720733421 is about 75635.5301495269. The cubic root of 5720733421 is about 1788.4792406885.

The spelling of 5720733421 in words is "five billion, seven hundred twenty million, seven hundred thirty-three thousand, four hundred twenty-one".