54209000 has 64 divisors (see below), whose sum is σ = 128044800. Its totient is φ = 21480000.

The previous prime is 54208991. The next prime is 54209017. The reversal of 54209000 is 90245.

It is a Harshad number since it is a multiple of its sum of digits (20).

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 150821 + ... + 151179.

It is an arithmetic number, because the mean of its divisors is an integer number (2000700).

Almost surely, 2^54209000 is an apocalyptic number.

54209000 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 54209000, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (64022400).

54209000 is an abundant number, since it is smaller than the sum of its proper divisors (73835800).

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

54209000 is a wasteful number, since it uses less digits than its factorization.

54209000 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 531 (or 517 counting only the distinct ones).

The product of its (nonzero) digits is 360, while the sum is 20.

The square root of 54209000 is about 7362.6761439031. The cubic root of 54209000 is about 378.4633233170.

Adding to 54209000 its reverse (90245), we get a palindrome (54299245).

The spelling of 54209000 in words is "fifty-four million, two hundred nine thousand".