450736549 has 4 divisors (see below), whose sum is σ = 455112736. Its totient is φ = 446360364.

The previous prime is 450736541. The next prime is 450736571. The reversal of 450736549 is 945637054.

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 450736549 - 2³ = 450736541 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 (450736541) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2187939 + ... + 2188144.

It is an arithmetic number, because the mean of its divisors is an integer number (113778184).

Almost surely, 2^450736549 is an apocalyptic number.

It is an amenable number.

450736549 is a deficient number, since it is larger than the sum of its proper divisors (4376187).

450736549 is a wasteful number, since it uses less digits than its factorization.

450736549 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4376186.

The product of its (nonzero) digits is 453600, while the sum is 43.

The square root of 450736549 is about 21230.5569639612. The cubic root of 450736549 is about 766.7272966754.

The spelling of 450736549 in words is "four hundred fifty million, seven hundred thirty-six thousand, five hundred forty-nine".