41421251 has 8 divisors (see below), whose sum is σ = 42951600. Its totient is φ = 39897760.

The previous prime is 41421227. The next prime is 41421269. The reversal of 41421251 is 15212414.

It is a happy number.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-41421251 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (41421271) 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 7 ways as a sum of consecutive naturals, for example, 12785 + ... + 15693.

It is an arithmetic number, because the mean of its divisors is an integer number (5368950).

Almost surely, 2^41421251 is an apocalyptic number.

41421251 is a deficient number, since it is larger than the sum of its proper divisors (1530349).

41421251 is a wasteful number, since it uses less digits than its factorization.

41421251 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3429.

The product of its digits is 320, while the sum is 20.

The square root of 41421251 is about 6435.9343533010. The cubic root of 41421251 is about 345.9986495765.

Adding to 41421251 its reverse (15212414), we get a palindrome (56633665).

The spelling of 41421251 in words is "forty-one million, four hundred twenty-one thousand, two hundred fifty-one".