4430745 has 24 divisors (see below), whose sum is σ = 8379072. Its totient is φ = 2148000.

The previous prime is 4430731. The next prime is 4430749. The reversal of 4430745 is 5470344.

It is not a de Polignac number, because 4430745 - 2⁴ = 4430729 is a prime.

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (4430749) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 3981 + ... + 4970.

It is an arithmetic number, because the mean of its divisors is an integer number (349128).

Almost surely, 2^4430745 is an apocalyptic number.

4430745 is a gapful number since it is divisible by the number (45) formed by its first and last digit.

It is an amenable number.

4430745 is a deficient number, since it is larger than the sum of its proper divisors (3948327).

4430745 is a wasteful number, since it uses less digits than its factorization.

4430745 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 8973 (or 8970 counting only the distinct ones).

The product of its (nonzero) digits is 6720, while the sum is 27.

The square root of 4430745 is about 2104.9334906357. The cubic root of 4430745 is about 164.2450357472.

The spelling of 4430745 in words is "four million, four hundred thirty thousand, seven hundred forty-five".