4445312 has 16 divisors (see below), whose sum is σ = 8856150. Its totient is φ = 2222592.

The previous prime is 4445303. The next prime is 4445317. The reversal of 4445312 is 2135444.

It can be written as a sum of positive squares in only one way, i.e., 4426816 + 18496 = 2104^2 + 136^2 .

It is a tau number, because it is divible by the number of its divisors (16).

It is not an unprimeable number, because it can be changed into a prime (4445317) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 17237 + ... + 17492.

Almost surely, 2^4445312 is an apocalyptic number.

It is an amenable number.

4445312 is a deficient number, since it is larger than the sum of its proper divisors (4410838).

4445312 is an equidigital number, since it uses as much as digits as its factorization.

4445312 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 34743 (or 34731 counting only the distinct ones).

The product of its digits is 1920, while the sum is 23.

The square root of 4445312 is about 2108.3908556053. The cubic root of 4445312 is about 164.4248354726.

The spelling of 4445312 in words is "four million, four hundred forty-five thousand, three hundred twelve".