440134049 has 4 divisors (see below), whose sum is σ = 459270336. Its totient is φ = 420997764.

The previous prime is 440134039. The next prime is 440134091. The reversal of 440134049 is 940431044.

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 440134049 - 2⁴ = 440134033 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (440134039) 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, 9568109 + ... + 9568154.

It is an arithmetic number, because the mean of its divisors is an integer number (114817584).

Almost surely, 2^440134049 is an apocalyptic number.

It is an amenable number.

440134049 is a deficient number, since it is larger than the sum of its proper divisors (19136287).

440134049 is a wasteful number, since it uses less digits than its factorization.

440134049 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 19136286.

The product of its (nonzero) digits is 6912, while the sum is 29.

The square root of 440134049 is about 20979.3719877407. The cubic root of 440134049 is about 760.6677240028.

The spelling of 440134049 in words is "four hundred forty million, one hundred thirty-four thousand, forty-nine".