5552421 has 32 divisors (see below), whose sum is σ = 9105408. Its totient is φ = 2937600.

The previous prime is 5552419. The next prime is 5552447. The reversal of 5552421 is 1242555.

It is a happy number.

It is not a de Polignac number, because 5552421 - 2¹ = 5552419 is a prime.

It is a super-2 number, since 2×5552421² = 61658757922482, which contains 22 as substring.

It is a Curzon number.

It is a junction number, because it is equal to n+sod(n) for n = 5552391 and 5552400.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (5552411) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 36696 + ... + 36846.

It is an arithmetic number, because the mean of its divisors is an integer number (284544).

Almost surely, 2^5552421 is an apocalyptic number.

5552421 is a gapful number since it is divisible by the number (51) formed by its first and last digit.

It is an amenable number.

5552421 is a deficient number, since it is larger than the sum of its proper divisors (3552987).

5552421 is a wasteful number, since it uses less digits than its factorization.

5552421 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 281.

The product of its digits is 2000, while the sum is 24.

The square root of 5552421 is about 2356.3575704888. The cubic root of 5552421 is about 177.0764456406.

Adding to 5552421 its reverse (1242555), we get a palindrome (6794976).

The spelling of 5552421 in words is "five million, five hundred fifty-two thousand, four hundred twenty-one".