51605483 has 8 divisors (see below), whose sum is σ = 54405120. Its totient is φ = 48876840.

The previous prime is 51605479. The next prime is 51605497. The reversal of 51605483 is 38450615.

It is a happy number.

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

It is a cyclic number.

It is not a de Polignac number, because 51605483 - 2² = 51605479 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (51605443) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 16253 + ... + 19166.

It is an arithmetic number, because the mean of its divisors is an integer number (6800640).

Almost surely, 2^51605483 is an apocalyptic number.

51605483 is a deficient number, since it is larger than the sum of its proper divisors (2799637).

51605483 is a wasteful number, since it uses less digits than its factorization.

51605483 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 35497.

The product of its (nonzero) digits is 14400, while the sum is 32.

The square root of 51605483 is about 7183.6956366483. The cubic root of 51605483 is about 372.3047830756.

The spelling of 51605483 in words is "fifty-one million, six hundred five thousand, four hundred eighty-three".