53487927 has 24 divisors (see below), whose sum is σ = 81469440. Its totient is φ = 33765840.

The previous prime is 53487923. The next prime is 53487937. The reversal of 53487927 is 72978435.

It is not a de Polignac number, because 53487927 - 2² = 53487923 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (53487923) 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, 11074 + ... + 15152.

It is an arithmetic number, because the mean of its divisors is an integer number (3394560).

Almost surely, 2^53487927 is an apocalyptic number.

53487927 is a deficient number, since it is larger than the sum of its proper divisors (27981513).

53487927 is a wasteful number, since it uses less digits than its factorization.

53487927 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4163 (or 4160 counting only the distinct ones).

The product of its digits is 423360, while the sum is 45.

The square root of 53487927 is about 7313.5440793093. The cubic root of 53487927 is about 376.7777562362. Note that the first 4 decimals are identical.

The spelling of 53487927 in words is "fifty-three million, four hundred eighty-seven thousand, nine hundred twenty-seven".