40841244 has 18 divisors (see below), whose sum is σ = 103237680. Its totient is φ = 13613736.

The previous prime is 40841243. The next prime is 40841249. The reversal of 40841244 is 44214804.

It is a happy number.

It is a tau number, because it is divible by the number of its divisors (18).

It is a super-2 number, since 2×40841244² = 3336014422935072, which contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (40841243) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 567204 + ... + 567275.

Almost surely, 2^40841244 is an apocalyptic number.

It is an amenable number.

40841244 is an abundant number, since it is smaller than the sum of its proper divisors (62396436).

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

40841244 is a wasteful number, since it uses less digits than its factorization.

40841244 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1134489 (or 1134484 counting only the distinct ones).

The product of its (nonzero) digits is 4096, while the sum is 27.

The square root of 40841244 is about 6390.7154529051. The cubic root of 40841244 is about 344.3760872405.

The spelling of 40841244 in words is "forty million, eight hundred forty-one thousand, two hundred forty-four".