41222640 has 40 divisors (see below), whose sum is σ = 127790928. Its totient is φ = 10992640.

The previous prime is 41222617. The next prime is 41222663. The reversal of 41222640 is 4622214.

It is an interprime number because it is at equal distance from previous prime (41222617) and next prime (41222663).

It is a tau number, because it is divible by the number of its divisors (40).

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 85641 + ... + 86120.

Almost surely, 2^41222640 is an apocalyptic number.

41222640 is a gapful number since it is divisible by the number (40) formed by its first and last digit.

It is an amenable number.

41222640 is an abundant number, since it is smaller than the sum of its proper divisors (86568288).

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

41222640 is a wasteful number, since it uses less digits than its factorization.

41222640 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 171777 (or 171771 counting only the distinct ones).

The product of its (nonzero) digits is 768, while the sum is 21.

The square root of 41222640 is about 6420.4859629159. The cubic root of 41222640 is about 345.4447530171. Note that the first 3 decimals are identical.

Adding to 41222640 its reverse (4622214), we get a palindrome (45844854).

The spelling of 41222640 in words is "forty-one million, two hundred twenty-two thousand, six hundred forty".