41221375 has 16 divisors (see below), whose sum is σ = 55403712. Its totient is φ = 30439200.

The previous prime is 41221361. The next prime is 41221381. The reversal of 41221375 is 57312214.

It is a happy number.

It is not a de Polignac number, because 41221375 - 2⁷ = 41221247 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (25).

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 11059 + ... + 14308.

It is an arithmetic number, because the mean of its divisors is an integer number (3462732).

Almost surely, 2^41221375 is an apocalyptic number.

41221375 is a deficient number, since it is larger than the sum of its proper divisors (14182337).

41221375 is a wasteful number, since it uses less digits than its factorization.

41221375 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 25395 (or 25385 counting only the distinct ones).

The product of its digits is 1680, while the sum is 25.

The square root of 41221375 is about 6420.3874493678. The cubic root of 41221375 is about 345.4412194243.

Adding to 41221375 its reverse (57312214), we get a palindrome (98533589).

The spelling of 41221375 in words is "forty-one million, two hundred twenty-one thousand, three hundred seventy-five".