53887000 has 32 divisors (see below), whose sum is σ = 126097920. Its totient is φ = 21554400.

The previous prime is 53886979. The next prime is 53887013. The reversal of 53887000 is 78835.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 25944 + ... + 27943.

It is an arithmetic number, because the mean of its divisors is an integer number (3940560).

Almost surely, 2^53887000 is an apocalyptic number.

53887000 is a gapful number since it is divisible by the number (50) formed by its first and last digit.

It is an amenable number.

53887000 is an abundant number, since it is smaller than the sum of its proper divisors (72210920).

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

53887000 is a wasteful number, since it uses less digits than its factorization.

53887000 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 53908 (or 53894 counting only the distinct ones).

The product of its (nonzero) digits is 6720, while the sum is 31.

The square root of 53887000 is about 7340.7765256817. The cubic root of 53887000 is about 377.7124807046.

The spelling of 53887000 in words is "fifty-three million, eight hundred eighty-seven thousand".