53396480 has 44 divisors (see below), whose sum is σ = 128101260. Its totient is φ = 21356544.

The previous prime is 53396471. The next prime is 53396491. The reversal of 53396480 is 8469335.

It can be written as a sum of positive squares in 2 ways, for example, as 40551424 + 12845056 = 6368^2 + 3584^2 .

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 95 + ... + 10334.

Almost surely, 2^53396480 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 53396480, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (64050630).

53396480 is an abundant number, since it is smaller than the sum of its proper divisors (74704780).

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

53396480 is a wasteful number, since it uses less digits than its factorization.

53396480 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 10454 (or 10436 counting only the distinct ones).

The product of its (nonzero) digits is 77760, while the sum is 38.

The square root of 53396480 is about 7307.2895111662. The cubic root of 53396480 is about 376.5629111811.

The spelling of 53396480 in words is "fifty-three million, three hundred ninety-six thousand, four hundred eighty".