41555421 has 6 divisors (see below), whose sum is σ = 60024510. Its totient is φ = 27703608.

The previous prime is 41555419. The next prime is 41555431. The reversal of 41555421 is 12455514.

It can be written as a sum of positive squares in only one way, i.e., 41139396 + 416025 = 6414^2 + 645^2 .

It is not a de Polignac number, because 41555421 - 2¹ = 41555419 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (41555401) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 2308626 + ... + 2308643.

It is an arithmetic number, because the mean of its divisors is an integer number (10004085).

Almost surely, 2^41555421 is an apocalyptic number.

It is an amenable number.

41555421 is a deficient number, since it is larger than the sum of its proper divisors (18469089).

41555421 is a wasteful number, since it uses less digits than its factorization.

41555421 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4617275 (or 4617272 counting only the distinct ones).

The product of its digits is 4000, while the sum is 27.

The square root of 41555421 is about 6446.3494320429. The cubic root of 41555421 is about 346.3718284341.

The spelling of 41555421 in words is "forty-one million, five hundred fifty-five thousand, four hundred twenty-one".