54191862 has 64 divisors (see below), whose sum is σ = 124104960. Its totient is φ = 17523072.

The previous prime is 54191861. The next prime is 54191941. The reversal of 54191862 is 26819145.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (54191861) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 479518 + ... + 479630.

It is an arithmetic number, because the mean of its divisors is an integer number (1939140).

Almost surely, 2^54191862 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 54191862, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (62052480).

54191862 is an abundant number, since it is smaller than the sum of its proper divisors (69913098).

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

54191862 is a wasteful number, since it uses less digits than its factorization.

54191862 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 314 (or 308 counting only the distinct ones).

The product of its digits is 17280, while the sum is 36.

The square root of 54191862 is about 7361.5122087788. The cubic root of 54191862 is about 378.4234357948.

The spelling of 54191862 in words is "fifty-four million, one hundred ninety-one thousand, eight hundred sixty-two".