41890164 has 48 divisors (see below), whose sum is σ = 100618560. Its totient is φ = 13559040.

The previous prime is 41890141. The next prime is 41890169. The reversal of 41890164 is 46109814.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (41890169) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 64827 + ... + 65469.

It is an arithmetic number, because the mean of its divisors is an integer number (2096220).

Almost surely, 2^41890164 is an apocalyptic number.

It is an amenable number.

41890164 is an abundant number, since it is smaller than the sum of its proper divisors (58728396).

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

41890164 is a wasteful number, since it uses less digits than its factorization.

41890164 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 800 (or 798 counting only the distinct ones).

The product of its (nonzero) digits is 6912, while the sum is 33.

The square root of 41890164 is about 6472.2611195779. The cubic root of 41890164 is about 347.2993897575.

Adding to 41890164 its reverse (46109814), we get a palindrome (87999978).

The spelling of 41890164 in words is "forty-one million, eight hundred ninety thousand, one hundred sixty-four".