53348487 has 16 divisors (see below), whose sum is σ = 75577440. Its totient is φ = 33409152.

The previous prime is 53348479. The next prime is 53348501. The reversal of 53348487 is 78484335.

It is not a de Polignac number, because 53348487 - 2³ = 53348479 is a prime.

It is a super-2 number, since 2×53348487² = 5692122130378338, which contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (53348417) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 5068 + ... + 11505.

It is an arithmetic number, because the mean of its divisors is an integer number (4723590).

Almost surely, 2^53348487 is an apocalyptic number.

53348487 is a deficient number, since it is larger than the sum of its proper divisors (22228953).

53348487 is a wasteful number, since it uses less digits than its factorization.

53348487 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 16642.

The product of its digits is 322560, while the sum is 42.

The square root of 53348487 is about 7304.0048603489. The cubic root of 53348487 is about 376.4500585422.

It can be divided in two parts, 53348 and 487, that added together give a palindrome (53835).

The spelling of 53348487 in words is "fifty-three million, three hundred forty-eight thousand, four hundred eighty-seven".