53589645 has 24 divisors (see below), whose sum is σ = 93065856. Its totient is φ = 28526688.

The previous prime is 53589631. The next prime is 53589667. The reversal of 53589645 is 54698535.

53589645 is a `hidden beast` number, since 5 + 3 + 589 + 64 + 5 = 666.

It is not a de Polignac number, because 53589645 - 2¹² = 53585549 is a prime.

It is a super-3 number, since 3×53589645³ (a number of 24 digits) contains 333 as substring.

It is a Harshad number since it is a multiple of its sum of digits (45).

It is a self number, because there is not a number n which added to its sum of digits gives 53589645.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 36312 + ... + 37758.

It is an arithmetic number, because the mean of its divisors is an integer number (3877744).

Almost surely, 2^53589645 is an apocalyptic number.

It is an amenable number.

53589645 is a deficient number, since it is larger than the sum of its proper divisors (39476211).

53589645 is a wasteful number, since it uses less digits than its factorization.

53589645 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2281 (or 2278 counting only the distinct ones).

The product of its digits is 648000, while the sum is 45.

The square root of 53589645 is about 7320.4948603219. The cubic root of 53589645 is about 377.0164444370.

The spelling of 53589645 in words is "fifty-three million, five hundred eighty-nine thousand, six hundred forty-five".