53225536 has 168 divisors, whose sum is σ = 141305280. Its totient is φ = 19408896.

The previous prime is 53225533. The next prime is 53225561. The reversal of 53225536 is 63552235.

It is a junction number, because it is equal to n+sod(n) for n = 53225498 and 53225507.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (53225533) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 1438510 + ... + 1438546.

Almost surely, 2^53225536 is an apocalyptic number.

53225536 is a gapful number since it is divisible by the number (56) 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 53225536, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (70652640).

53225536 is an abundant number, since it is smaller than the sum of its proper divisors (88079744).

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

53225536 is a wasteful number, since it uses less digits than its factorization.

53225536 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 101 (or 78 counting only the distinct ones).

The product of its digits is 27000, while the sum is 31.

The square root of 53225536 is about 7295.5833214350. The cubic root of 53225536 is about 376.1606375633.

The spelling of 53225536 in words is "fifty-three million, two hundred twenty-five thousand, five hundred thirty-six".