53405601 has 8 divisors (see below), whose sum is σ = 71527680. Its totient is φ = 35443632.

The previous prime is 53405587. The next prime is 53405621. The reversal of 53405601 is 10650435.

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

It is not a de Polignac number, because 53405601 - 2⁶ = 53405537 is a prime.

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (53405621) 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, 39246 + ... + 40583.

It is an arithmetic number, because the mean of its divisors is an integer number (8940960).

Almost surely, 2^53405601 is an apocalyptic number.

It is an amenable number.

53405601 is a deficient number, since it is larger than the sum of its proper divisors (18122079).

53405601 is a wasteful number, since it uses less digits than its factorization.

53405601 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 80055.

The product of its (nonzero) digits is 1800, while the sum is 24.

The square root of 53405601 is about 7307.9135873380. The cubic root of 53405601 is about 376.5843510136.

The spelling of 53405601 in words is "fifty-three million, four hundred five thousand, six hundred one".