41215018 has 16 divisors (see below), whose sum is σ = 66708936. Its totient is φ = 18984960.

The previous prime is 41214989. The next prime is 41215019. The reversal of 41215018 is 81051214.

It can be written as a sum of positive squares in 4 ways, for example, as 39150049 + 2064969 = 6257^2 + 1437^2 .

It is a self number, because there is not a number n which added to its sum of digits gives 41215018.

It is not an unprimeable number, because it can be changed into a prime (41215019) 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, 15430 + ... + 17902.

Almost surely, 2^41215018 is an apocalyptic number.

41215018 is a deficient number, since it is larger than the sum of its proper divisors (25493918).

41215018 is a wasteful number, since it uses less digits than its factorization.

41215018 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3129.

The product of its (nonzero) digits is 320, while the sum is 22.

The square root of 41215018 is about 6419.8923666990. The cubic root of 41215018 is about 345.4234609779.

The spelling of 41215018 in words is "forty-one million, two hundred fifteen thousand, eighteen".