41872591 has 2 divisors, whose sum is σ = 41872592. Its totient is φ = 41872590.

The previous prime is 41872559. The next prime is 41872601. The reversal of 41872591 is 19527814.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 41872591 - 2⁵ = 41872559 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 41872591.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (41872511) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 20936295 + 20936296.

It is an arithmetic number, because the mean of its divisors is an integer number (20936296).

Almost surely, 2^41872591 is an apocalyptic number.

41872591 is a deficient number, since it is larger than the sum of its proper divisors (1).

41872591 is an equidigital number, since it uses as much as digits as its factorization.

41872591 is an evil number, because the sum of its binary digits is even.

The product of its digits is 20160, while the sum is 37.

The square root of 41872591 is about 6470.9034145164. The cubic root of 41872591 is about 347.2508187231.

The spelling of 41872591 in words is "forty-one million, eight hundred seventy-two thousand, five hundred ninety-one".