53304750 has 128 divisors (see below), whose sum is σ = 151632000. Its totient is φ = 13852800.

The previous prime is 53304739. The next prime is 53304751. The reversal of 53304750 is 5740335.

It is a happy number.

It is a Harshad number since it is a multiple of its sum of digits (27).

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (53304751) 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, 357676 + ... + 357824.

It is an arithmetic number, because the mean of its divisors is an integer number (1184625).

Almost surely, 2^53304750 is an apocalyptic number.

53304750 is a gapful number since it is divisible by the number (50) formed by its first and last digit.

It is a practical number, because each smaller number is the sum of distinct divisors of 53304750, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (75816000).

53304750 is an abundant number, since it is smaller than the sum of its proper divisors (98327250).

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

53304750 is a wasteful number, since it uses less digits than its factorization.

53304750 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 228 (or 212 counting only the distinct ones).

The product of its (nonzero) digits is 6300, while the sum is 27.

The square root of 53304750 is about 7301.0102040745. The cubic root of 53304750 is about 376.3471546696.

The spelling of 53304750 in words is "fifty-three million, three hundred four thousand, seven hundred fifty".