54321982 has 48 divisors (see below), whose sum is σ = 99743616. Its totient is φ = 22017600.

The previous prime is 54321977. The next prime is 54321983. The reversal of 54321982 is 28912345.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (54321983) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 97248 + ... + 97804.

It is an arithmetic number, because the mean of its divisors is an integer number (2077992).

Almost surely, 2^54321982 is an apocalyptic number.

54321982 is a deficient number, since it is larger than the sum of its proper divisors (45421634).

54321982 is a wasteful number, since it uses less digits than its factorization.

54321982 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 625 (or 614 counting only the distinct ones).

The product of its digits is 17280, while the sum is 34.

The square root of 54321982 is about 7370.3447680553. The cubic root of 54321982 is about 378.7260710229.

The spelling of 54321982 in words is "fifty-four million, three hundred twenty-one thousand, nine hundred eighty-two".