54539982 has 24 divisors (see below), whose sum is σ = 135051696. Its totient is φ = 15582816.

The previous prime is 54539977. The next prime is 54539983. The reversal of 54539982 is 28993545.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (54539983) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 216303 + ... + 216554.

It is an arithmetic number, because the mean of its divisors is an integer number (5627154).

Almost surely, 2^54539982 is an apocalyptic number.

54539982 is an abundant number, since it is smaller than the sum of its proper divisors (80511714).

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

54539982 is a wasteful number, since it uses less digits than its factorization.

54539982 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 432872 (or 432869 counting only the distinct ones).

The product of its digits is 388800, while the sum is 45.

The square root of 54539982 is about 7385.1189563879. The cubic root of 54539982 is about 379.2320177393.

The spelling of 54539982 in words is "fifty-four million, five hundred thirty-nine thousand, nine hundred eighty-two".