41221057 has 4 divisors (see below), whose sum is σ = 41244336. Its totient is φ = 41197780.

The previous prime is 41221049. The next prime is 41221079. The reversal of 41221057 is 75012214.

It is a happy number.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 41221057 - 2³ = 41221049 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (41221027) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 8743 + ... + 12604.

It is an arithmetic number, because the mean of its divisors is an integer number (10311084).

Almost surely, 2^41221057 is an apocalyptic number.

It is an amenable number.

41221057 is a deficient number, since it is larger than the sum of its proper divisors (23279).

41221057 is a wasteful number, since it uses less digits than its factorization.

41221057 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 23278.

The product of its (nonzero) digits is 560, while the sum is 22.

The square root of 41221057 is about 6420.3626844595. The cubic root of 41221057 is about 345.4403311263.

The spelling of 41221057 in words is "forty-one million, two hundred twenty-one thousand, fifty-seven".