41664631 has 4 divisors (see below), whose sum is σ = 41839200. Its totient is φ = 41490064.

The previous prime is 41664629. The next prime is 41664641. The reversal of 41664631 is 13646614.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 41664631 - 2¹ = 41664629 is a prime.

It is a super-2 number, since 2×41664631² = 3471882952732322, which contains 22 as substring.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 41664593 and 41664602.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (41664641) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 86926 + ... + 87403.

It is an arithmetic number, because the mean of its divisors is an integer number (10459800).

Almost surely, 2^41664631 is an apocalyptic number.

41664631 is a deficient number, since it is larger than the sum of its proper divisors (174569).

41664631 is a wasteful number, since it uses less digits than its factorization.

41664631 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 174568.

The product of its digits is 10368, while the sum is 31.

The square root of 41664631 is about 6454.8145596911. The cubic root of 41664631 is about 346.6749912736.

The spelling of 41664631 in words is "forty-one million, six hundred sixty-four thousand, six hundred thirty-one".