40736441 has 4 divisors (see below), whose sum is σ = 40791012. Its totient is φ = 40681872.

The previous prime is 40736419. The next prime is 40736447. The reversal of 40736441 is 14463704.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 24049216 + 16687225 = 4904^2 + 4085^2 .

It is a cyclic number.

It is not a de Polignac number, because 40736441 - 2²² = 36542137 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (40736447) 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, 26150 + ... + 27663.

It is an arithmetic number, because the mean of its divisors is an integer number (10197753).

Almost surely, 2^40736441 is an apocalyptic number.

It is an amenable number.

40736441 is a deficient number, since it is larger than the sum of its proper divisors (54571).

40736441 is an equidigital number, since it uses as much as digits as its factorization.

40736441 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 54570.

The product of its (nonzero) digits is 8064, while the sum is 29.

The square root of 40736441 is about 6382.5105561997. The cubic root of 40736441 is about 344.0812662924.

The spelling of 40736441 in words is "forty million, seven hundred thirty-six thousand, four hundred forty-one".