53587446 has 16 divisors (see below), whose sum is σ = 116918208. Its totient is φ = 16238600.

The previous prime is 53587441. The next prime is 53587453. The reversal of 53587446 is 64478535.

It is a super-2 number, since 2×53587446² = 5743228737605832, which contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 53587398 and 53587407.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (53587441) 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, 405900 + ... + 406031.

It is an arithmetic number, because the mean of its divisors is an integer number (7307388).

Almost surely, 2^53587446 is an apocalyptic number.

53587446 is an abundant number, since it is smaller than the sum of its proper divisors (63330762).

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

53587446 is a wasteful number, since it uses less digits than its factorization.

53587446 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 811947.

The product of its digits is 403200, while the sum is 42.

The square root of 53587446 is about 7320.3446640169. The cubic root of 53587446 is about 377.0112875296.

The spelling of 53587446 in words is "fifty-three million, five hundred eighty-seven thousand, four hundred forty-six".