53518544 has 10 divisors (see below), whose sum is σ = 103692210. Its totient is φ = 26759264.

The previous prime is 53518541. The next prime is 53518547. The reversal of 53518544 is 44581535.

It is an interprime number because it is at equal distance from previous prime (53518541) and next prime (53518547).

It can be written as a sum of positive squares in only one way, i.e., 42094144 + 11424400 = 6488^2 + 3380^2 .

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (53518541) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1672439 + ... + 1672470.

It is an arithmetic number, because the mean of its divisors is an integer number (10369221).

Almost surely, 2^53518544 is an apocalyptic number.

It is an amenable number.

53518544 is a deficient number, since it is larger than the sum of its proper divisors (50173666).

53518544 is a wasteful number, since it uses less digits than its factorization.

53518544 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3344917 (or 3344911 counting only the distinct ones).

The product of its digits is 48000, while the sum is 35.

The square root of 53518544 is about 7315.6369510795. The cubic root of 53518544 is about 376.8496329184.

The spelling of 53518544 in words is "fifty-three million, five hundred eighteen thousand, five hundred forty-four".