53611606 has 4 divisors (see below), whose sum is σ = 80417412. Its totient is φ = 26805802.

The previous prime is 53611577. The next prime is 53611639. The reversal of 53611606 is 60611635.

It is a semiprime because it is the product of two primes.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 13402900 + ... + 13402903.

It is an arithmetic number, because the mean of its divisors is an integer number (20104353).

Almost surely, 2^53611606 is an apocalyptic number.

53611606 is a deficient number, since it is larger than the sum of its proper divisors (26805806).

53611606 is a wasteful number, since it uses less digits than its factorization.

53611606 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 26805805.

The product of its (nonzero) digits is 3240, while the sum is 28.

The square root of 53611606 is about 7321.9946735845. The cubic root of 53611606 is about 377.0679377643.

The spelling of 53611606 in words is "fifty-three million, six hundred eleven thousand, six hundred six".