51568050 has 24 divisors (see below), whose sum is σ = 127889136. Its totient is φ = 13751440.

The previous prime is 51568043. The next prime is 51568057. The reversal of 51568050 is 5086515.

It is a happy number.

It is an interprime number because it is at equal distance from previous prime (51568043) and next prime (51568057).

It is a Harshad number since it is a multiple of its sum of digits (30).

It is a junction number, because it is equal to n+sod(n) for n = 51567999 and 51568017.

It is not an unprimeable number, because it can be changed into a prime (51568057) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 171744 + ... + 172043.

It is an arithmetic number, because the mean of its divisors is an integer number (5328714).

Almost surely, 2^51568050 is an apocalyptic number.

51568050 is a gapful number since it is divisible by the number (50) formed by its first and last digit.

51568050 is an abundant number, since it is smaller than the sum of its proper divisors (76321086).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

51568050 is a wasteful number, since it uses less digits than its factorization.

51568050 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 343802 (or 343797 counting only the distinct ones).

The product of its (nonzero) digits is 6000, while the sum is 30.

The square root of 51568050 is about 7181.0897501702. The cubic root of 51568050 is about 372.2147418940.

The spelling of 51568050 in words is "fifty-one million, five hundred sixty-eight thousand, fifty".