5740366021 has 8 divisors (see below), whose sum is σ = 6283276664. Its totient is φ = 5211933120.

The previous prime is 5740366003. The next prime is 5740366031. The reversal of 5740366021 is 1206630475.

It is a happy number.

It can be written as a sum of positive squares in 4 ways, for example, as 7756225 + 5732609796 = 2785^2 + 75714^2 .

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 5740366021 - 2⁵ = 5740365989 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 (5740366031) 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, 3618606 + ... + 3620191.

It is an arithmetic number, because the mean of its divisors is an integer number (785409583).

Almost surely, 2^5740366021 is an apocalyptic number.

It is an amenable number.

5740366021 is a deficient number, since it is larger than the sum of its proper divisors (542910643).

5740366021 is a wasteful number, since it uses less digits than its factorization.

5740366021 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7238871.

The product of its (nonzero) digits is 30240, while the sum is 34.

The square root of 5740366021 is about 75765.2032334105. The cubic root of 5740366021 is about 1790.5228252331.

Adding to 5740366021 its reverse (1206630475), we get a palindrome (6946996496).

The spelling of 5740366021 in words is "five billion, seven hundred forty million, three hundred sixty-six thousand, twenty-one".