51845606 has 8 divisors (see below), whose sum is σ = 79423200. Its totient is φ = 25371208.

The previous prime is 51845603. The next prime is 51845641. The reversal of 51845606 is 60654815.

It is a happy number.

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

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (51845603) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 275681 + ... + 275868.

It is an arithmetic number, because the mean of its divisors is an integer number (9927900).

Almost surely, 2^51845606 is an apocalyptic number.

51845606 is a deficient number, since it is larger than the sum of its proper divisors (27577594).

51845606 is a wasteful number, since it uses less digits than its factorization.

51845606 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 551598.

The product of its (nonzero) digits is 28800, while the sum is 35.

The square root of 51845606 is about 7200.3892950312. The cubic root of 51845606 is about 372.8813409286.

The spelling of 51845606 in words is "fifty-one million, eight hundred forty-five thousand, six hundred six".