41742149 has 2 divisors, whose sum is σ = 41742150. Its totient is φ = 41742148.

The previous prime is 41742143. The next prime is 41742161. The reversal of 41742149 is 94124714.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 39150049 + 2592100 = 6257^2 + 1610^2 .

It is a cyclic number.

It is not a de Polignac number, because 41742149 - 2⁸ = 41741893 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (41742143) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 20871074 + 20871075.

It is an arithmetic number, because the mean of its divisors is an integer number (20871075).

Almost surely, 2^41742149 is an apocalyptic number.

It is an amenable number.

41742149 is a deficient number, since it is larger than the sum of its proper divisors (1).

41742149 is an equidigital number, since it uses as much as digits as its factorization.

41742149 is an evil number, because the sum of its binary digits is even.

The product of its digits is 8064, while the sum is 32.

The square root of 41742149 is about 6460.8164344764. The cubic root of 41742149 is about 346.8898569943.

The spelling of 41742149 in words is "forty-one million, seven hundred forty-two thousand, one hundred forty-nine".