449424739 has 4 divisors (see below), whose sum is σ = 460386360. Its totient is φ = 438463120.

The previous prime is 449424737. The next prime is 449424749. The reversal of 449424739 is 937424944.

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 449424739 - 2¹ = 449424737 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (449424737) 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, 5480749 + ... + 5480830.

It is an arithmetic number, because the mean of its divisors is an integer number (115096590).

Almost surely, 2^449424739 is an apocalyptic number.

449424739 is a deficient number, since it is larger than the sum of its proper divisors (10961621).

449424739 is a wasteful number, since it uses less digits than its factorization.

449424739 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 10961620.

The product of its digits is 870912, while the sum is 46.

The square root of 449424739 is about 21199.6400676993. The cubic root of 449424739 is about 765.9827539423.

The spelling of 449424739 in words is "four hundred forty-nine million, four hundred twenty-four thousand, seven hundred thirty-nine".