41640012 has 36 divisors (see below), whose sum is σ = 105528696. Its totient is φ = 13844160.

The previous prime is 41639999. The next prime is 41640023. The reversal of 41640012 is 21004614.

It is a tau number, because it is divible by the number of its divisors (36).

It is a Harshad number since it is a multiple of its sum of digits (18).

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 15187 + ... + 17717.

Almost surely, 2^41640012 is an apocalyptic number.

It is an amenable number.

41640012 is an abundant number, since it is smaller than the sum of its proper divisors (63888684).

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

41640012 is a wasteful number, since it uses less digits than its factorization.

41640012 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2998 (or 2993 counting only the distinct ones).

The product of its (nonzero) digits is 192, while the sum is 18.

The square root of 41640012 is about 6452.9072517742. The cubic root of 41640012 is about 346.6066961515.

Adding to 41640012 its reverse (21004614), we get a palindrome (62644626).

The spelling of 41640012 in words is "forty-one million, six hundred forty thousand, twelve".