445516 has 12 divisors (see below), whose sum is σ = 786688. Its totient is φ = 220752.

The previous prime is 445507. The next prime is 445537. The reversal of 445516 is 615544.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 70 + ... + 946.

2⁴⁴⁵⁵¹⁶ is an apocalyptic number.

It is an amenable number.

445516 is a deficient number, since it is larger than the sum of its proper divisors (341172).

445516 is a wasteful number, since it uses less digits than its factorization.

445516 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1008 (or 1006 counting only the distinct ones).

The product of its digits is 2400, while the sum is 25.

The square root of 445516 is about 667.4698495063. The cubic root of 445516 is about 76.3755648582.

It can be divided in two parts, 445 and 516, that added together give a square (961 = 31²).

The spelling of 445516 in words is "four hundred forty-five thousand, five hundred sixteen".