53512006 has 8 divisors (see below), whose sum is σ = 81584064. Its totient is φ = 26317320.

The previous prime is 53512003. The next prime is 53512031. The reversal of 53512006 is 60021535.

It is a happy number.

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

It is a super-2 number, since 2×53512006² = 5727069572288072, which contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (53512001) by changing a digit.

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 in 3 ways as a sum of consecutive naturals, for example, 219190 + ... + 219433.

It is an arithmetic number, because the mean of its divisors is an integer number (10198008).

Almost surely, 2^53512006 is an apocalyptic number.

53512006 is a deficient number, since it is larger than the sum of its proper divisors (28072058).

53512006 is a wasteful number, since it uses less digits than its factorization.

53512006 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 438686.

The product of its (nonzero) digits is 900, while the sum is 22.

The square root of 53512006 is about 7315.1900863887. The cubic root of 53512006 is about 376.8342865665.

The spelling of 53512006 in words is "fifty-three million, five hundred twelve thousand, six".