441965749 has 4 divisors (see below), whose sum is σ = 442203840. Its totient is φ = 441727660.

The previous prime is 441965717. The next prime is 441965761. The reversal of 441965749 is 947569144.

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 441965749 - 2⁵ = 441965717 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (441965149) 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, 116239 + ... + 119980.

It is an arithmetic number, because the mean of its divisors is an integer number (110550960).

Almost surely, 2^441965749 is an apocalyptic number.

It is an amenable number.

441965749 is a deficient number, since it is larger than the sum of its proper divisors (238091).

441965749 is a wasteful number, since it uses less digits than its factorization.

441965749 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 238090.

The product of its digits is 1088640, while the sum is 49.

The square root of 441965749 is about 21022.9814488811. The cubic root of 441965749 is about 761.7214837856.

The spelling of 441965749 in words is "four hundred forty-one million, nine hundred sixty-five thousand, seven hundred forty-nine".