445413 has 4 divisors (see below), whose sum is σ = 593888. Its totient is φ = 296940.

The previous prime is 445363. The next prime is 445427. The reversal of 445413 is 314544.

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 not a de Polignac number, because 445413 - 2⁸ = 445157 is a prime.

It is a D-number.

It is a Duffinian number.

445413 is a lucky number.

It is a self number, because there is not a number n which added to its sum of digits gives 445413.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (445433) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 74233 + ... + 74238.

It is an arithmetic number, because the mean of its divisors is an integer number (148472).

2⁴⁴⁵⁴¹³ is an apocalyptic number.

It is an amenable number.

445413 is a deficient number, since it is larger than the sum of its proper divisors (148475).

445413 is a wasteful number, since it uses less digits than its factorization.

445413 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 148474.

The product of its digits is 960, while the sum is 21.

The square root of 445413 is about 667.3926880031. The cubic root of 445413 is about 76.3696785829.

Adding to 445413 its reverse (314544), we get a palindrome (759957).

It can be divided in two parts, 44541 and 3, that added together give a palindrome (44544).

The spelling of 445413 in words is "four hundred forty-five thousand, four hundred thirteen".