40838244 has 24 divisors (see below), whose sum is σ = 96596640. Its totient is φ = 13425984.

The previous prime is 40838243. The next prime is 40838251. The reversal of 40838244 is 44283804.

It is not an unprimeable number, because it can be changed into a prime (40838243) 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, 22434 + ... + 24185.

It is an arithmetic number, because the mean of its divisors is an integer number (4024860).

Almost surely, 2^40838244 is an apocalyptic number.

It is an amenable number.

40838244 is an abundant number, since it is smaller than the sum of its proper divisors (55758396).

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

40838244 is a wasteful number, since it uses less digits than its factorization.

40838244 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 46699 (or 46697 counting only the distinct ones).

The product of its (nonzero) digits is 24576, while the sum is 33.

The square root of 40838244 is about 6390.4807330904. The cubic root of 40838244 is about 344.3676549674.

The spelling of 40838244 in words is "forty million, eight hundred thirty-eight thousand, two hundred forty-four".