41212440 has 48 divisors (see below), whose sum is σ = 133941600. Its totient is φ = 10989888.

The previous prime is 41212439. The next prime is 41212453. The reversal of 41212440 is 4421214.

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

It is a congruent number.

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, 56880 + ... + 57599.

It is an arithmetic number, because the mean of its divisors is an integer number (2790450).

Almost surely, 2^41212440 is an apocalyptic number.

41212440 is a gapful number since it is divisible by the number (40) formed by its first and last digit.

It is an amenable number.

41212440 is an abundant number, since it is smaller than the sum of its proper divisors (92729160).

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

41212440 is a wasteful number, since it uses less digits than its factorization.

41212440 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 114496 (or 114489 counting only the distinct ones).

The product of its (nonzero) digits is 256, while the sum is 18.

The square root of 41212440 is about 6419.6915813768. The cubic root of 41212440 is about 345.4162587469.

Adding to 41212440 its reverse (4421214), we get a palindrome (45633654).

It can be divided in two parts, 412124 and 40, that added together give a square (412164 = 642²).

The spelling of 41212440 in words is "forty-one million, two hundred twelve thousand, four hundred forty".