4445732 has 6 divisors (see below), whose sum is σ = 7780038. Its totient is φ = 2222864.

The previous prime is 4445723. The next prime is 4445737. The reversal of 4445732 is 2375444.

It can be written as a sum of positive squares in only one way, i.e., 4104676 + 341056 = 2026^2 + 584^2 .

It is a junction number, because it is equal to n+sod(n) for n = 4445695 and 4445704.

It is not an unprimeable number, because it can be changed into a prime (4445737) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 555713 + ... + 555720.

It is an arithmetic number, because the mean of its divisors is an integer number (1296673).

Almost surely, 2^4445732 is an apocalyptic number.

It is an amenable number.

4445732 is a deficient number, since it is larger than the sum of its proper divisors (3334306).

4445732 is a wasteful number, since it uses less digits than its factorization.

4445732 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1111437 (or 1111435 counting only the distinct ones).

The product of its digits is 13440, while the sum is 29.

The square root of 4445732 is about 2108.4904552784. The cubic root of 4445732 is about 164.4300136811.

The spelling of 4445732 in words is "four million, four hundred forty-five thousand, seven hundred thirty-two".