53894784 has 32 divisors (see below), whose sum is σ = 143159040. Its totient is φ = 17964800.

The previous prime is 53894779. The next prime is 53894807. The reversal of 53894784 is 48749835.

It is a tau number, because it is divible by the number of its divisors (32).

It is a Harshad number since it is a multiple of its sum of digits (48).

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, 69792 + ... + 70559.

It is an arithmetic number, because the mean of its divisors is an integer number (4473720).

Almost surely, 2^53894784 is an apocalyptic number.

It is an amenable number.

53894784 is an abundant number, since it is smaller than the sum of its proper divisors (89264256).

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

53894784 is a wasteful number, since it uses less digits than its factorization.

53894784 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 140368 (or 140356 counting only the distinct ones).

The product of its digits is 967680, while the sum is 48.

The square root of 53894784 is about 7341.3066956775. The cubic root of 53894784 is about 377.7306667383.

The spelling of 53894784 in words is "fifty-three million, eight hundred ninety-four thousand, seven hundred eighty-four".