5276437421 has 16 divisors (see below), whose sum is σ = 5440089600. Its totient is φ = 5114816448.

The previous prime is 5276437409. The next prime is 5276437459. The reversal of 5276437421 is 1247346725.

It is a cyclic number.

It is not a de Polignac number, because 5276437421 - 2¹⁰ = 5276436397 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 (5276437721) 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, 3666020 + ... + 3667458.

It is an arithmetic number, because the mean of its divisors is an integer number (340005600).

Almost surely, 2^5276437421 is an apocalyptic number.

It is an amenable number.

5276437421 is a deficient number, since it is larger than the sum of its proper divisors (163652179).

5276437421 is a wasteful number, since it uses less digits than its factorization.

5276437421 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2068.

The product of its digits is 282240, while the sum is 41.

The square root of 5276437421 is about 72639.0901718902. The cubic root of 5276437421 is about 1740.9258098846.

The spelling of 5276437421 in words is "five billion, two hundred seventy-six million, four hundred thirty-seven thousand, four hundred twenty-one".