445253 has 8 divisors (see below), whose sum is σ = 470016. Its totient is φ = 421200.

The previous prime is 445229. The next prime is 445261. The reversal of 445253 is 352544.

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 445253 - 2¹² = 441157 is a prime.

It is a Duffinian number.

It is a congruent number.

It is an inconsummate number, since it does not exist a number n which divided by its sum of digits gives 445253.

It is not an unprimeable number, because it can be changed into a prime (445283) 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, 1508 + ... + 1778.

It is an arithmetic number, because the mean of its divisors is an integer number (58752).

2⁴⁴⁵²⁵³ is an apocalyptic number.

It is an amenable number.

445253 is a deficient number, since it is larger than the sum of its proper divisors (24763).

445253 is a wasteful number, since it uses less digits than its factorization.

445253 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 355.

The product of its digits is 2400, while the sum is 23.

The square root of 445253 is about 667.2728077780. The cubic root of 445253 is about 76.3605330543.

Adding to 445253 its reverse (352544), we get a palindrome (797797).

It can be divided in two parts, 44 and 5253, that multiplied together give a palindrome (231132).

The spelling of 445253 in words is "four hundred forty-five thousand, two hundred fifty-three".