5053821 has 4 divisors (see below), whose sum is σ = 6738432. Its totient is φ = 3369212.

The previous prime is 5053817. The next prime is 5053843. The reversal of 5053821 is 1283505.

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 5053821 - 2² = 5053817 is a prime.

It is a super-2 number, since 2×5053821² = 51082213400082, which contains 22 as substring.

It is an Ulam number.

It is a D-number.

It is a junction number, because it is equal to n+sod(n) for n = 5053791 and 5053800.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (5053891) 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, 842301 + ... + 842306.

It is an arithmetic number, because the mean of its divisors is an integer number (1684608).

Almost surely, 2^5053821 is an apocalyptic number.

It is an amenable number.

5053821 is a deficient number, since it is larger than the sum of its proper divisors (1684611).

5053821 is a wasteful number, since it uses less digits than its factorization.

5053821 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1684610.

The product of its (nonzero) digits is 1200, while the sum is 24.

The square root of 5053821 is about 2248.0705060118. The cubic root of 5053821 is about 171.6089570474.

The spelling of 5053821 in words is "five million, fifty-three thousand, eight hundred twenty-one".