2054406244 has 18 divisors (see below), whose sum is σ = 3951761702. Its totient is φ = 933820800.

The previous prime is 2054406203. The next prime is 2054406247. The reversal of 2054406244 is 4426044502.

It is a happy number.

It can be written as a sum of positive squares in only one way, i.e., 1499238400 + 555167844 = 38720^2 + 23562^2 .

It is not an unprimeable number, because it can be changed into a prime (2054406247) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 2121837 + ... + 2122804.

Almost surely, 2^2054406244 is an apocalyptic number.

It is an amenable number.

2054406244 is a deficient number, since it is larger than the sum of its proper divisors (1897355458).

2054406244 is a wasteful number, since it uses less digits than its factorization.

2054406244 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4244667 (or 4244654 counting only the distinct ones).

The product of its (nonzero) digits is 30720, while the sum is 31.

The square root of 2054406244 is about 45325.5583970016. The cubic root of 2054406244 is about 1271.2435881266.

The spelling of 2054406244 in words is "two billion, fifty-four million, four hundred six thousand, two hundred forty-four".