41553421 has 16 divisors (see below), whose sum is σ = 52192000. Its totient is φ = 32873904.

The previous prime is 41553419. The next prime is 41553439. The reversal of 41553421 is 12435514.

It is a happy number.

It is not a de Polignac number, because 41553421 - 2¹ = 41553419 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (41553401) 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, 201 + ... + 9118.

It is an arithmetic number, because the mean of its divisors is an integer number (3262000).

Almost surely, 2^41553421 is an apocalyptic number.

It is an amenable number.

41553421 is a deficient number, since it is larger than the sum of its proper divisors (10638579).

41553421 is an equidigital number, since it uses as much as digits as its factorization.

41553421 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 9353 (or 9339 counting only the distinct ones).

The product of its digits is 2400, while the sum is 25.

The square root of 41553421 is about 6446.1943036182. The cubic root of 41553421 is about 346.3662715597.

Adding to 41553421 its reverse (12435514), we get a palindrome (53988935).

The spelling of 41553421 in words is "forty-one million, five hundred fifty-three thousand, four hundred twenty-one".