445635 has 16 divisors (see below), whose sum is σ = 792480. Its totient is φ = 237600.

The previous prime is 445633. The next prime is 445649. The reversal of 445635 is 536544.

It is not a de Polignac number, because 445635 - 2¹ = 445633 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (27).

It is a junction number, because it is equal to n+sod(n) for n = 445599 and 445608.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (445631) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1516 + ... + 1785.

It is an arithmetic number, because the mean of its divisors is an integer number (49530).

2⁴⁴⁵⁶³⁵ is an apocalyptic number.

445635 is a gapful number since it is divisible by the number (45) formed by its first and last digit.

445635 is a deficient number, since it is larger than the sum of its proper divisors (346845).

445635 is a wasteful number, since it uses less digits than its factorization.

445635 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3315 (or 3309 counting only the distinct ones).

The product of its digits is 7200, while the sum is 27.

The square root of 445635 is about 667.5589861578. The cubic root of 445635 is about 76.3823643769.

Subtracting 445635 from its reverse (536544), we obtain a palindrome (90909).

The spelling of 445635 in words is "four hundred forty-five thousand, six hundred thirty-five".