54857500 has 30 divisors (see below), whose sum is σ = 119967848. Its totient is φ = 21942000.

The previous prime is 54857489. The next prime is 54857533. The reversal of 54857500 is 575845.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 9 ways as a sum of consecutive naturals, for example, 8472 + ... + 13471.

Almost surely, 2^54857500 is an apocalyptic number.

54857500 is a gapful number since it is divisible by the number (50) formed by its first and last digit.

It is an amenable number.

54857500 is an abundant number, since it is smaller than the sum of its proper divisors (65110348).

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

54857500 is a wasteful number, since it uses less digits than its factorization.

54857500 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 21967 (or 21950 counting only the distinct ones).

The product of its (nonzero) digits is 28000, while the sum is 34.

The square root of 54857500 is about 7406.5849080396. The cubic root of 54857500 is about 379.9665252138.

The spelling of 54857500 in words is "fifty-four million, eight hundred fifty-seven thousand, five hundred".