2054421952 has 28 divisors (see below), whose sum is σ = 4447358136. Its totient is φ = 933827840.

The previous prime is 2054421937. The next prime is 2054421953. The reversal of 2054421952 is 2591244502.

It is a happy number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2054421953) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1458403 + ... + 1459810.

Almost surely, 2^2054421952 is an apocalyptic number.

2054421952 is a gapful number since it is divisible by the number (22) formed by its first and last digit.

It is an amenable number.

2054421952 is an abundant number, since it is smaller than the sum of its proper divisors (2392936184).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

2054421952 is a wasteful number, since it uses less digits than its factorization.

2054421952 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2918236 (or 2918226 counting only the distinct ones).

The product of its (nonzero) digits is 28800, while the sum is 34.

The square root of 2054421952 is about 45325.7316763889. The cubic root of 2054421952 is about 1271.2468280965.

The spelling of 2054421952 in words is "two billion, fifty-four million, four hundred twenty-one thousand, nine hundred fifty-two".