4409631 has 6 divisors (see below), whose sum is σ = 6369480. Its totient is φ = 2939748.

The previous prime is 4409611. The next prime is 4409633. The reversal of 4409631 is 1369044.

It is not a de Polignac number, because 4409631 - 2¹⁴ = 4393247 is a prime.

It is a super-2 number, since 2×4409631² = 38889691112322, which contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 4409595 and 4409604.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (4409633) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 244971 + ... + 244988.

It is an arithmetic number, because the mean of its divisors is an integer number (1061580).

Almost surely, 2^4409631 is an apocalyptic number.

4409631 is a deficient number, since it is larger than the sum of its proper divisors (1959849).

4409631 is a wasteful number, since it uses less digits than its factorization.

4409631 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 489965 (or 489962 counting only the distinct ones).

The product of its (nonzero) digits is 2592, while the sum is 27.

The square root of 4409631 is about 2099.9121410192. The cubic root of 4409631 is about 163.9837258291.

The spelling of 4409631 in words is "four million, four hundred nine thousand, six hundred thirty-one".