53996544 has 264 divisors, whose sum is σ = 190747648. Its totient is φ = 14929920.

The previous prime is 53996533. The next prime is 53996581. The reversal of 53996544 is 44569935.

It is a self number, because there is not a number n which added to its sum of digits gives 53996544.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 1741809 + ... + 1741839.

Almost surely, 2^53996544 is an apocalyptic number.

53996544 is a gapful number since it is divisible by the number (54) 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 53996544, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (95373824).

53996544 is an abundant number, since it is smaller than the sum of its proper divisors (136751104).

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

53996544 is an equidigital number, since it uses as much as digits as its factorization.

53996544 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 73 (or 43 counting only the distinct ones).

The product of its digits is 583200, while the sum is 45.

The square root of 53996544 is about 7348.2340735717. The cubic root of 53996544 is about 377.9682513017.

The spelling of 53996544 in words is "fifty-three million, nine hundred ninety-six thousand, five hundred forty-four".