40822113 has 4 divisors (see below), whose sum is σ = 54429488. Its totient is φ = 27214740.

The previous prime is 40822109. The next prime is 40822123. The reversal of 40822113 is 31122804.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is not a de Polignac number, because 40822113 - 2² = 40822109 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 40822113.

It is not an unprimeable number, because it can be changed into a prime (40822123) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 6803683 + ... + 6803688.

It is an arithmetic number, because the mean of its divisors is an integer number (13607372).

Almost surely, 2^40822113 is an apocalyptic number.

It is an amenable number.

40822113 is a deficient number, since it is larger than the sum of its proper divisors (13607375).

40822113 is a wasteful number, since it uses less digits than its factorization.

40822113 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 13607374.

The product of its (nonzero) digits is 384, while the sum is 21.

The square root of 40822113 is about 6389.2184968116. The cubic root of 40822113 is about 344.3223075540.

Adding to 40822113 its reverse (31122804), we get a palindrome (71944917).

The spelling of 40822113 in words is "forty million, eight hundred twenty-two thousand, one hundred thirteen".