41401618 has 16 divisors (see below), whose sum is σ = 64822680. Its totient is φ = 19806976.

The previous prime is 41401603. The next prime is 41401621. The reversal of 41401618 is 81610414.

It can be written as a sum of positive squares in 4 ways, for example, as 24730729 + 16670889 = 4973^2 + 4083^2 .

It is a junction number, because it is equal to n+sod(n) for n = 41401592 and 41401601.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 3396 + ... + 9712.

Almost surely, 2^41401618 is an apocalyptic number.

41401618 is a deficient number, since it is larger than the sum of its proper divisors (23421062).

41401618 is a wasteful number, since it uses less digits than its factorization.

41401618 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6461.

The product of its (nonzero) digits is 768, while the sum is 25.

The square root of 41401618 is about 6434.4089083614. The cubic root of 41401618 is about 345.9439750245.

The spelling of 41401618 in words is "forty-one million, four hundred one thousand, six hundred eighteen".