54247536 has 80 divisors (see below), whose sum is σ = 177964800. Its totient is φ = 15498432.

The previous prime is 54247517. The next prime is 54247537. The reversal of 54247536 is 63574245.

It is a Harshad number since it is a multiple of its sum of digits (36).

It is a self number, because there is not a number n which added to its sum of digits gives 54247536.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (54247537) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 5946 + ... + 11993.

It is an arithmetic number, because the mean of its divisors is an integer number (2224560).

Almost surely, 2^54247536 is an apocalyptic number.

54247536 is a gapful number since it is divisible by the number (56) formed by its first and last digit.

It is an amenable number.

54247536 is an abundant number, since it is smaller than the sum of its proper divisors (123717264).

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

54247536 is a wasteful number, since it uses less digits than its factorization.

54247536 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 17963 (or 17951 counting only the distinct ones).

The product of its digits is 100800, while the sum is 36.

The square root of 54247536 is about 7365.2926622097. The cubic root of 54247536 is about 378.5529825253.

The spelling of 54247536 in words is "fifty-four million, two hundred forty-seven thousand, five hundred thirty-six".