2049693826 has 16 divisors (see below), whose sum is σ = 3084969888. Its totient is φ = 1021377600.

The previous prime is 2049693803. The next prime is 2049693827. The reversal of 2049693826 is 6283969402.

It is a happy number.

It is a self number, because there is not a number n which added to its sum of digits gives 2049693826.

It is not an unprimeable number, because it can be changed into a prime (2049693827) 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, 960781 + ... + 962911.

It is an arithmetic number, because the mean of its divisors is an integer number (192810618).

Almost surely, 2^2049693826 is an apocalyptic number.

2049693826 is a deficient number, since it is larger than the sum of its proper divisors (1035276062).

2049693826 is a wasteful number, since it uses less digits than its factorization.

2049693826 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3537.

The product of its (nonzero) digits is 1119744, while the sum is 49.

The square root of 2049693826 is about 45273.5444382257. The cubic root of 2049693826 is about 1270.2708468155.

The spelling of 2049693826 in words is "two billion, forty-nine million, six hundred ninety-three thousand, eight hundred twenty-six".