54171400 has 48 divisors (see below), whose sum is σ = 128898000. Its totient is φ = 21161280.

The previous prime is 54171389. The next prime is 54171407. The reversal of 54171400 is 417145.

It is not an unprimeable number, because it can be changed into a prime (54171407) 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, 5451 + ... + 11749.

It is an arithmetic number, because the mean of its divisors is an integer number (2685375).

Almost surely, 2^54171400 is an apocalyptic number.

54171400 is a gapful number since it is divisible by the number (50) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 54171400, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (64449000).

54171400 is an abundant number, since it is smaller than the sum of its proper divisors (74726600).

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

54171400 is a wasteful number, since it uses less digits than its factorization.

54171400 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6358 (or 6349 counting only the distinct ones).

The product of its (nonzero) digits is 560, while the sum is 22.

The square root of 54171400 is about 7360.1222815929. The cubic root of 54171400 is about 378.3758008742.

Adding to 54171400 its reverse (417145), we get a palindrome (54588545).

The spelling of 54171400 in words is "fifty-four million, one hundred seventy-one thousand, four hundred".