450388349 has 8 divisors (see below), whose sum is σ = 454766400. Its totient is φ = 446024800.

The previous prime is 450388333. The next prime is 450388381. The reversal of 450388349 is 943883054.

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 450388349 - 2⁴ = 450388333 is a prime.

It is a Duffinian number.

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (450387349) 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, 64952 + ... + 71550.

It is an arithmetic number, because the mean of its divisors is an integer number (56845800).

Almost surely, 2^450388349 is an apocalyptic number.

It is an amenable number.

450388349 is a deficient number, since it is larger than the sum of its proper divisors (4378051).

450388349 is a wasteful number, since it uses less digits than its factorization.

450388349 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7251.

The product of its (nonzero) digits is 414720, while the sum is 44.

The square root of 450388349 is about 21222.3549353035. The cubic root of 450388349 is about 766.5298101230.

The spelling of 450388349 in words is "four hundred fifty million, three hundred eighty-eight thousand, three hundred forty-nine".