53784735 has 16 divisors (see below), whose sum is σ = 86295264. Its totient is φ = 28605312.

The previous prime is 53784733. The next prime is 53784751. The reversal of 53784735 is 53748735.

It is not a de Polignac number, because 53784735 - 2¹ = 53784733 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (53784733) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 789 + ... + 10401.

It is an arithmetic number, because the mean of its divisors is an integer number (5393454).

Almost surely, 2^53784735 is an apocalyptic number.

53784735 is a deficient number, since it is larger than the sum of its proper divisors (32510529).

53784735 is a wasteful number, since it uses less digits than its factorization.

53784735 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 9994.

The product of its digits is 352800, while the sum is 42.

The square root of 53784735 is about 7333.8076740531. The cubic root of 53784735 is about 377.4733925664.

The spelling of 53784735 in words is "fifty-three million, seven hundred eighty-four thousand, seven hundred thirty-five".