53756244 has 192 divisors, whose sum is σ = 164505600. Its totient is φ = 15054336.

The previous prime is 53756239. The next prime is 53756249. The reversal of 53756244 is 44265735.

53756244 is a `hidden beast` number, since 53 + 7 + 562 + 44 = 666.

It is an interprime number because it is at equal distance from previous prime (53756239) and next prime (53756249).

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

It is a junction number, because it is equal to n+sod(n) for n = 53756199 and 53756208.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (53756249) by changing a digit.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 802299 + ... + 802365.

It is an arithmetic number, because the mean of its divisors is an integer number (856800).

Almost surely, 2^53756244 is an apocalyptic number.

53756244 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 53756244, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (82252800).

53756244 is an abundant number, since it is smaller than the sum of its proper divisors (110749356).

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

53756244 is a wasteful number, since it uses less digits than its factorization.

53756244 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 139 (or 131 counting only the distinct ones).

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

The square root of 53756244 is about 7331.8649742068. The cubic root of 53756244 is about 377.4067287074.

The spelling of 53756244 in words is "fifty-three million, seven hundred fifty-six thousand, two hundred forty-four".