2126252404 has 24 divisors (see below), whose sum is σ = 3761146368. Its totient is φ = 1051658400.

The previous prime is 2126252393. The next prime is 2126252483. The reversal of 2126252404 is 4042526212.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 735049 + ... + 737935.

It is an arithmetic number, because the mean of its divisors is an integer number (156714432).

Almost surely, 2^2126252404 is an apocalyptic number.

It is an amenable number.

2126252404 is a deficient number, since it is larger than the sum of its proper divisors (1634893964).

2126252404 is a wasteful number, since it uses less digits than its factorization.

2126252404 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4815 (or 4813 counting only the distinct ones).

The product of its (nonzero) digits is 7680, while the sum is 28.

The square root of 2126252404 is about 46111.3045141861. The cubic root of 2126252404 is about 1285.8933169694.

Adding to 2126252404 its reverse (4042526212), we get a palindrome (6168778616).

The spelling of 2126252404 in words is "two billion, one hundred twenty-six million, two hundred fifty-two thousand, four hundred four".