53705445 has 8 divisors (see below), whose sum is σ = 85928736. Its totient is φ = 28642896.

The previous prime is 53705417. The next prime is 53705447. The reversal of 53705445 is 54450735.

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

It is not a de Polignac number, because 53705445 - 2⁵ = 53705413 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (53705447) 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, 1790167 + ... + 1790196.

It is an arithmetic number, because the mean of its divisors is an integer number (10741092).

Almost surely, 2^53705445 is an apocalyptic number.

It is an amenable number.

53705445 is a deficient number, since it is larger than the sum of its proper divisors (32223291).

53705445 is a wasteful number, since it uses less digits than its factorization.

53705445 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3580371.

The product of its (nonzero) digits is 42000, while the sum is 33.

The square root of 53705445 is about 7328.3998935648. The cubic root of 53705445 is about 377.2878096435.

The spelling of 53705445 in words is "fifty-three million, seven hundred five thousand, four hundred forty-five".