53859549 has 8 divisors (see below), whose sum is σ = 72174400. Its totient is φ = 35725536.

The previous prime is 53859539. The next prime is 53859569. The reversal of 53859549 is 94595835.

It is a happy number.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 53859549 - 2⁹ = 53859037 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 53859498 and 53859507.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (53859539) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 44512 + ... + 45705.

It is an arithmetic number, because the mean of its divisors is an integer number (9021800).

Almost surely, 2^53859549 is an apocalyptic number.

It is an amenable number.

53859549 is a deficient number, since it is larger than the sum of its proper divisors (18314851).

53859549 is a wasteful number, since it uses less digits than its factorization.

53859549 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 90419.

The product of its digits is 972000, while the sum is 48.

The square root of 53859549 is about 7338.9065261795. The cubic root of 53859549 is about 377.6483319832.

The spelling of 53859549 in words is "fifty-three million, eight hundred fifty-nine thousand, five hundred forty-nine".