41781606 has 16 divisors (see below), whose sum is σ = 83835648. Its totient is φ = 13881800.

The previous prime is 41781601. The next prime is 41781611. The reversal of 41781606 is 60618714.

It is a happy number.

It is an interprime number because it is at equal distance from previous prime (41781601) and next prime (41781611).

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (41781601) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 9330 + ... + 13061.

It is an arithmetic number, because the mean of its divisors is an integer number (5239728).

Almost surely, 2^41781606 is an apocalyptic number.

41781606 is an abundant number, since it is smaller than the sum of its proper divisors (42054042).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

41781606 is a wasteful number, since it uses less digits than its factorization.

41781606 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 22707.

The product of its (nonzero) digits is 8064, while the sum is 33.

The square root of 41781606 is about 6463.8692746682. The cubic root of 41781606 is about 346.9991224333. Note that the first 3 decimals are identical.

The spelling of 41781606 in words is "forty-one million, seven hundred eighty-one thousand, six hundred six".