40483561 has 4 divisors (see below), whose sum is σ = 41053824. Its totient is φ = 39913300.

The previous prime is 40483543. The next prime is 40483577. The reversal of 40483561 is 16538404.

It is a happy number.

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 40483561 - 2⁵ = 40483529 is a prime.

It is a super-2 number, since 2×40483561² = 3277837422481442, which contains 22 as substring.

It is a Smith number, since the sum of its digits (31) coincides with the sum of the digits of its prime factors. Since it is squarefree, it is also a hoax number.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (40486561) 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, 285025 + ... + 285166.

It is an arithmetic number, because the mean of its divisors is an integer number (10263456).

Almost surely, 2^40483561 is an apocalyptic number.

It is an amenable number.

40483561 is a deficient number, since it is larger than the sum of its proper divisors (570263).

40483561 is an equidigital number, since it uses as much as digits as its factorization.

40483561 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 570262.

The product of its (nonzero) digits is 11520, while the sum is 31.

The square root of 40483561 is about 6362.6693297703. The cubic root of 40483561 is about 343.3678023855.

The spelling of 40483561 in words is "forty million, four hundred eighty-three thousand, five hundred sixty-one".