41557069 has 4 divisors (see below), whose sum is σ = 41699196. Its totient is φ = 41414944.

The previous prime is 41557039. The next prime is 41557073. The reversal of 41557069 is 96075514.

41557069 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 38900169 + 2656900 = 6237^2 + 1630^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-41557069 is a prime.

It is a super-2 number, since 2×41557069² = 3453979967741522, which contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (41557039) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 70624 + ... + 71209.

It is an arithmetic number, because the mean of its divisors is an integer number (10424799).

Almost surely, 2^41557069 is an apocalyptic number.

It is an amenable number.

41557069 is a deficient number, since it is larger than the sum of its proper divisors (142127).

41557069 is a wasteful number, since it uses less digits than its factorization.

41557069 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 142126.

The product of its (nonzero) digits is 37800, while the sum is 37.

The square root of 41557069 is about 6446.4772550595. The cubic root of 41557069 is about 346.3764071647.

The spelling of 41557069 in words is "forty-one million, five hundred fifty-seven thousand, sixty-nine".