449933971 has 4 divisors (see below), whose sum is σ = 449980272. Its totient is φ = 449887672.

The previous prime is 449933903. The next prime is 449933977. The reversal of 449933971 is 179339944.

It is a semiprime because it is the product of two primes, and also a brilliant number, because the two primes have the same length.

It is a cyclic number.

It is not a de Polignac number, because 449933971 - 2¹³ = 449925779 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (449933977) 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, 2335 + ... + 30088.

It is an arithmetic number, because the mean of its divisors is an integer number (112495068).

Almost surely, 2^449933971 is an apocalyptic number.

449933971 is a deficient number, since it is larger than the sum of its proper divisors (46301).

449933971 is a wasteful number, since it uses less digits than its factorization.

449933971 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 46300.

The product of its digits is 734832, while the sum is 49.

The square root of 449933971 is about 21211.6470600470. The cubic root of 449933971 is about 766.2719500821.

The spelling of 449933971 in words is "four hundred forty-nine million, nine hundred thirty-three thousand, nine hundred seventy-one".