5087926421 has 4 divisors (see below), whose sum is σ = 5088385932. Its totient is φ = 5087466912.

The previous prime is 5087926321. The next prime is 5087926433. The reversal of 5087926421 is 1246297805.

It is a happy number.

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 3131633521 + 1956292900 = 55961^2 + 44230^2 .

It is a cyclic number.

It is not a de Polignac number, because 5087926421 - 2¹⁰ = 5087925397 is a prime.

It is a super-3 number, since 3×5087926421³ (a number of 30 digits) contains 333 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (5087926321) 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, 212726 + ... + 235431.

It is an arithmetic number, because the mean of its divisors is an integer number (1272096483).

Almost surely, 2^5087926421 is an apocalyptic number.

It is an amenable number.

5087926421 is a deficient number, since it is larger than the sum of its proper divisors (459511).

5087926421 is a wasteful number, since it uses less digits than its factorization.

5087926421 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 459510.

The product of its (nonzero) digits is 241920, while the sum is 44.

The square root of 5087926421 is about 71329.7022354643. The cubic root of 5087926421 is about 1719.9412298515.

The spelling of 5087926421 in words is "five billion, eighty-seven million, nine hundred twenty-six thousand, four hundred twenty-one".