41671609 has 12 divisors (see below), whose sum is σ = 48580644. Its totient is φ = 35640864.

The previous prime is 41671559. The next prime is 41671627. The reversal of 41671609 is 90617614.

It can be written as a sum of positive squares in 2 ways, for example, as 17935225 + 23736384 = 4235^2 + 4872^2 .

It is not a de Polignac number, because 41671609 - 2⁷ = 41671481 is a prime.

It is not an unprimeable number, because it can be changed into a prime (41671639) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 41299 + ... + 42295.

It is an arithmetic number, because the mean of its divisors is an integer number (4048387).

Almost surely, 2^41671609 is an apocalyptic number.

41671609 is a gapful number since it is divisible by the number (49) formed by its first and last digit.

It is an amenable number.

41671609 is a deficient number, since it is larger than the sum of its proper divisors (6909035).

41671609 is an equidigital number, since it uses as much as digits as its factorization.

41671609 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1864 (or 1857 counting only the distinct ones).

The product of its (nonzero) digits is 9072, while the sum is 34.

The square root of 41671609 is about 6455.3550638210. The cubic root of 41671609 is about 346.6943439235.

It can be divided in two parts, 4167 and 1609, that added together give a square (5776 = 76²).

The spelling of 41671609 in words is "forty-one million, six hundred seventy-one thousand, six hundred nine".