452745 has 12 divisors (see below), whose sum is σ = 784836. Its totient is φ = 241440.

The previous prime is 452731. The next prime is 452759. The reversal of 452745 is 547254.

It is an interprime number because it is at equal distance from previous prime (452731) and next prime (452759).

It can be written as a sum of positive squares in 2 ways, for example, as 210681 + 242064 = 459^2 + 492^2 .

It is not a de Polignac number, because 452745 - 2⁹ = 452233 is a prime.

It is an alternating number because its digits alternate between even and odd.

It is a Curzon number.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 4986 + ... + 5075.

It is an arithmetic number, because the mean of its divisors is an integer number (65403).

2⁴⁵²⁷⁴⁵ is an apocalyptic number.

452745 is a gapful number since it is divisible by the number (45) formed by its first and last digit.

It is an amenable number.

452745 is a deficient number, since it is larger than the sum of its proper divisors (332091).

452745 is a wasteful number, since it uses less digits than its factorization.

452745 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 10072 (or 10069 counting only the distinct ones).

The product of its digits is 5600, while the sum is 27.

The square root of 452745 is about 672.8632847763. The cubic root of 452745 is about 76.7864437336.

Adding to 452745 its reverse (547254), we get a palindrome (999999).

The spelling of 452745 in words is "four hundred fifty-two thousand, seven hundred forty-five".