454649 has 8 divisors (see below), whose sum is σ = 502152. Its totient is φ = 408960.

The previous prime is 454637. The next prime is 454673. The reversal of 454649 is 946454.

It is a happy number.

It can be written as a sum of positive squares in 4 ways, for example, as 55225 + 399424 = 235^2 + 632^2 .

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

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-454649 is a prime.

It is a Duffinian number.

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (454609) 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, 107 + ... + 959.

It is an arithmetic number, because the mean of its divisors is an integer number (62769).

2⁴⁵⁴⁶⁴⁹ is an apocalyptic number.

It is an amenable number.

454649 is a deficient number, since it is larger than the sum of its proper divisors (47503).

454649 is a wasteful number, since it uses less digits than its factorization.

454649 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 907.

The product of its digits is 17280, while the sum is 32.

The square root of 454649 is about 674.2766494548. The cubic root of 454649 is about 76.8939339090.

The spelling of 454649 in words is "four hundred fifty-four thousand, six hundred forty-nine".