54891382 has 16 divisors (see below), whose sum is σ = 101338272. Its totient is φ = 21715200.

The previous prime is 54891377. The next prime is 54891407. The reversal of 54891382 is 28319845.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 150619 + ... + 150982.

It is an arithmetic number, because the mean of its divisors is an integer number (6333642).

Almost surely, 2^54891382 is an apocalyptic number.

54891382 is a deficient number, since it is larger than the sum of its proper divisors (46446890).

54891382 is a wasteful number, since it uses less digits than its factorization.

54891382 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 301623.

The product of its digits is 69120, while the sum is 40.

The square root of 54891382 is about 7408.8718439449. The cubic root of 54891382 is about 380.0447361921.

The spelling of 54891382 in words is "fifty-four million, eight hundred ninety-one thousand, three hundred eighty-two".