40884481 has 4 divisors (see below), whose sum is σ = 44601264. Its totient is φ = 37167700.

The previous prime is 40884469. The next prime is 40884517. The reversal of 40884481 is 18448804.

40884481 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

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 a cyclic number.

It is not a de Polignac number, because 40884481 - 2⁷ = 40884353 is a prime.

It is a super-2 number, since 2×40884481² = 3343081573278722, which contains 22 as substring.

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 40884481.

It is not an unprimeable number, because it can be changed into a prime (40884401) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1858375 + ... + 1858396.

It is an arithmetic number, because the mean of its divisors is an integer number (11150316).

Almost surely, 2^40884481 is an apocalyptic number.

It is an amenable number.

40884481 is a deficient number, since it is larger than the sum of its proper divisors (3716783).

40884481 is a wasteful number, since it uses less digits than its factorization.

40884481 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3716782.

The product of its (nonzero) digits is 32768, while the sum is 37.

The square root of 40884481 is about 6394.0973561559. The cubic root of 40884481 is about 344.4975701346.

The spelling of 40884481 in words is "forty million, eight hundred eighty-four thousand, four hundred eighty-one".