450973839 has 8 divisors (see below), whose sum is σ = 601586352. Its totient is φ = 300505280.

The previous prime is 450973829. The next prime is 450973877. The reversal of 450973839 is 938379054.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 450973839 - 2¹¹ = 450971791 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (450973829) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 28452 + ... + 41369.

It is an arithmetic number, because the mean of its divisors is an integer number (75198294).

Almost surely, 2^450973839 is an apocalyptic number.

450973839 is a deficient number, since it is larger than the sum of its proper divisors (150612513).

450973839 is a wasteful number, since it uses less digits than its factorization.

450973839 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 71977.

The product of its (nonzero) digits is 816480, while the sum is 48.

The square root of 450973839 is about 21236.1446359738. The cubic root of 450973839 is about 766.8618207879.

The spelling of 450973839 in words is "four hundred fifty million, nine hundred seventy-three thousand, eight hundred thirty-nine".