44261947 has 4 divisors (see below), whose sum is σ = 44317336. Its totient is φ = 44206560.

The previous prime is 44261939. The next prime is 44261983. The reversal of 44261947 is 74916244.

It is a happy number.

44261947 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.

It is a cyclic number.

It is not a de Polignac number, because 44261947 - 2³ = 44261939 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (44261447) 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, 26478 + ... + 28099.

It is an arithmetic number, because the mean of its divisors is an integer number (11079334).

Almost surely, 2^44261947 is an apocalyptic number.

44261947 is a deficient number, since it is larger than the sum of its proper divisors (55389).

44261947 is an equidigital number, since it uses as much as digits as its factorization.

44261947 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 55388.

The product of its digits is 48384, while the sum is 37.

The square root of 44261947 is about 6652.9652787310. The cubic root of 44261947 is about 353.7340267565.

The spelling of 44261947 in words is "forty-four million, two hundred sixty-one thousand, nine hundred forty-seven".