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54000000 = 273356

54000000 has 224 divisors, whose sum is σ = 199216200. Its totient is φ = 14400000.

The previous prime is 53999989. The next prime is 54000031. The reversal of 54000000 is 45.

Adding to 54000000 its reverse (45), we get a palindrome (54000045).

It is a powerful number, because all its prime factors have an exponent greater than 1 and also an Achilles number because it is not a perfect power.

It is a Harshad number since it is a multiple of its sum of digits (9).

It is a super Niven number, because it is divisible the sum of any subset of its (nonzero) digits.

It is a nialpdrome in base 10.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 27 ways as a sum of consecutive naturals, for example, 10799998 + ... + 10800002.

Almost surely, 254000000 is an apocalyptic number.

54000000 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 54000000, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (99608100).

54000000 is an abundant number, since it is smaller than the sum of its proper divisors (145216200).

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

54000000 is an frugal number, since it uses more digits than its factorization.

54000000 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 53 (or 10 counting only the distinct ones).

The product of its (nonzero) digits is 20, while the sum is 9.

The square root of 54000000 is about 7348.4692283495. The cubic root of 54000000 is about 377.9763149685.

The spelling of 54000000 in words is "fifty-four million", and thus it is an aban number and an eban number.