5234613621 has 4 divisors (see below), whose sum is σ = 6979484832. Its totient is φ = 3489742412.

The previous prime is 5234613607. The next prime is 5234613697. The reversal of 5234613621 is 1263164325.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 5234613621 - 2⁵ = 5234613589 is a prime.

It is a super-2 number, since 2×5234613621² = 54802359522317463282, which contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (5234618621) 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, 872435601 + ... + 872435606.

It is an arithmetic number, because the mean of its divisors is an integer number (1744871208).

Almost surely, 2^5234613621 is an apocalyptic number.

It is an amenable number.

5234613621 is a deficient number, since it is larger than the sum of its proper divisors (1744871211).

5234613621 is a wasteful number, since it uses less digits than its factorization.

5234613621 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1744871210.

The product of its digits is 25920, while the sum is 33.

The square root of 5234613621 is about 72350.6297208255. The cubic root of 5234613621 is about 1736.3137733227.

Adding to 5234613621 its reverse (1263164325), we get a palindrome (6497777946).

The spelling of 5234613621 in words is "five billion, two hundred thirty-four million, six hundred thirteen thousand, six hundred twenty-one".