438124844 has 12 divisors (see below), whose sum is σ = 787440864. Its totient is φ = 213141744.

The previous prime is 438124801. The next prime is 438124853. The reversal of 438124844 is 448421834.

It is a junction number, because it is equal to n+sod(n) for n = 438124798 and 438124807.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1480004 + ... + 1480299.

It is an arithmetic number, because the mean of its divisors is an integer number (65620072).

Almost surely, 2^438124844 is an apocalyptic number.

It is an amenable number.

438124844 is a deficient number, since it is larger than the sum of its proper divisors (349316020).

438124844 is a wasteful number, since it uses less digits than its factorization.

438124844 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2960344 (or 2960342 counting only the distinct ones).

The product of its digits is 98304, while the sum is 38.

The square root of 438124844 is about 20931.4319624817. The cubic root of 438124844 is about 759.5084795061.

The spelling of 438124844 in words is "four hundred thirty-eight million, one hundred twenty-four thousand, eight hundred forty-four".