40906441 has 2 divisors, whose sum is σ = 40906442. Its totient is φ = 40906440.

The previous prime is 40906429. The next prime is 40906457. The reversal of 40906441 is 14460904.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 26625600 + 14280841 = 5160^2 + 3779^2 .

It is a cyclic number.

It is not a de Polignac number, because 40906441 - 2⁵ = 40906409 is a prime.

It is not a weakly prime, because it can be changed into another prime (40906841) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 20453220 + 20453221.

It is an arithmetic number, because the mean of its divisors is an integer number (20453221).

Almost surely, 2^40906441 is an apocalyptic number.

It is an amenable number.

40906441 is a deficient number, since it is larger than the sum of its proper divisors (1).

40906441 is an equidigital number, since it uses as much as digits as its factorization.

40906441 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 3456, while the sum is 28.

The square root of 40906441 is about 6395.8143343909. The cubic root of 40906441 is about 344.5592382980.

The spelling of 40906441 in words is "forty million, nine hundred six thousand, four hundred forty-one".