4449631 has 8 divisors (see below), whose sum is σ = 4812480. Its totient is φ = 4098048.

The previous prime is 4449619. The next prime is 4449637. The reversal of 4449631 is 1369444.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 4449631 - 2⁷ = 4449503 is a prime.

It is a super-2 number, since 2×4449631² = 39598432072322, which contains 22 as substring.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 4449593 and 4449602.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (4449637) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1986 + ... + 3583.

It is an arithmetic number, because the mean of its divisors is an integer number (601560).

Almost surely, 2^4449631 is an apocalyptic number.

4449631 is a deficient number, since it is larger than the sum of its proper divisors (362849).

4449631 is a wasteful number, since it uses less digits than its factorization.

4449631 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5633.

The product of its digits is 10368, while the sum is 31.

The square root of 4449631 is about 2109.4148477718. The cubic root of 4449631 is about 164.4780691562.

The spelling of 4449631 in words is "four million, four hundred forty-nine thousand, six hundred thirty-one".