53726328 has 96 divisors (see below), whose sum is σ = 156265200. Its totient is φ = 17273088.

The previous prime is 53726303. The next prime is 53726329. The reversal of 53726328 is 82362735.

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

It is a zygodrome in base 2.

It is a junction number, because it is equal to n+sod(n) for n = 53726292 and 53726301.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (53726329) 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, 55900 + ... + 56852.

Almost surely, 2^53726328 is an apocalyptic number.

53726328 is a gapful number since it is divisible by the number (58) 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 53726328, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (78132600).

53726328 is an abundant number, since it is smaller than the sum of its proper divisors (102538872).

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

53726328 is a wasteful number, since it uses less digits than its factorization.

53726328 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1003 (or 987 counting only the distinct ones).

The product of its digits is 60480, while the sum is 36.

The square root of 53726328 is about 7329.8245545170. The cubic root of 53726328 is about 377.3367052464.

The spelling of 53726328 in words is "fifty-three million, seven hundred twenty-six thousand, three hundred twenty-eight".