452945 has 8 divisors (see below), whose sum is σ = 547944. Its totient is φ = 359424.

The previous prime is 452923. The next prime is 452953. The reversal of 452945 is 549254.

It is a happy number.

It can be written as a sum of positive squares in 4 ways, for example, as 130321 + 322624 = 361^2 + 568^2 .

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 452945 - 2⁸ = 452689 is a prime.

It is an Ulam number.

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

It is a Duffinian number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 497 + ... + 1073.

It is an arithmetic number, because the mean of its divisors is an integer number (68493).

2⁴⁵²⁹⁴⁵ is an apocalyptic number.

It is an amenable number.

452945 is a deficient number, since it is larger than the sum of its proper divisors (94999).

452945 is a wasteful number, since it uses less digits than its factorization.

452945 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 739.

The product of its digits is 7200, while the sum is 29.

The square root of 452945 is about 673.0118869678. The cubic root of 452945 is about 76.7977488670.

The spelling of 452945 in words is "four hundred fifty-two thousand, nine hundred forty-five".