2489401826 has 16 divisors (see below), whose sum is σ = 3960335808. Its totient is φ = 1171064400.

The previous prime is 2489401769. The next prime is 2489401829. The reversal of 2489401826 is 6281049842.

It is not an unprimeable number, because it can be changed into a prime (2489401829) 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, 440780 + ... + 446391.

It is an arithmetic number, because the mean of its divisors is an integer number (247520988).

Almost surely, 2^2489401826 is an apocalyptic number.

2489401826 is a deficient number, since it is larger than the sum of its proper divisors (1470933982).

2489401826 is a wasteful number, since it uses less digits than its factorization.

2489401826 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 887257.

The product of its (nonzero) digits is 221184, while the sum is 44.

The square root of 2489401826 is about 49893.9056999951. The cubic root of 2489401826 is about 1355.2882337770.

The spelling of 2489401826 in words is "two billion, four hundred eighty-nine million, four hundred one thousand, eight hundred twenty-six".