51608371 has 8 divisors (see below), whose sum is σ = 53524800. Its totient is φ = 49701120.

The previous prime is 51608363. The next prime is 51608383. The reversal of 51608371 is 17380615.

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 51608371 - 2³ = 51608363 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (51608971) 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, 10435 + ... + 14563.

It is an arithmetic number, because the mean of its divisors is an integer number (6690600).

Almost surely, 2^51608371 is an apocalyptic number.

51608371 is a deficient number, since it is larger than the sum of its proper divisors (1916429).

51608371 is a wasteful number, since it uses less digits than its factorization.

51608371 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4589.

The product of its (nonzero) digits is 5040, while the sum is 31.

The square root of 51608371 is about 7183.8966445795. The cubic root of 51608371 is about 372.3117280493.

Adding to 51608371 its reverse (17380615), we get a palindrome (68988986).

It can be divided in two parts, 5160 and 8371, that added together give a palindrome (13531).

The spelling of 51608371 in words is "fifty-one million, six hundred eight thousand, three hundred seventy-one".