53495784 has 96 divisors (see below), whose sum is σ = 152586720. Its totient is φ = 16910208.

The previous prime is 53495779. The next prime is 53495789. The reversal of 53495784 is 48759435.

It is an interprime number because it is at equal distance from previous prime (53495779) and next prime (53495789).

It is not an unprimeable number, because it can be changed into a prime (53495789) 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, 114319 + ... + 114785.

It is an arithmetic number, because the mean of its divisors is an integer number (1589445).

Almost surely, 2^53495784 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 53495784, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (76293360).

53495784 is an abundant number, since it is smaller than the sum of its proper divisors (99090936).

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

53495784 is a wasteful number, since it uses less digits than its factorization.

53495784 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 559 (or 552 counting only the distinct ones).

The product of its digits is 604800, while the sum is 45.

The square root of 53495784 is about 7314.0812136590. The cubic root of 53495784 is about 376.7962039998.

The spelling of 53495784 in words is "fifty-three million, four hundred ninety-five thousand, seven hundred eighty-four".