51937195 has 16 divisors (see below), whose sum is σ = 63433440. Its totient is φ = 40817664.

The previous prime is 51937181. The next prime is 51937199. The reversal of 51937195 is 59173915.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-51937195 is a prime.

It is not an unprimeable number, because it can be changed into a prime (51937199) by changing a digit.

It is an upside-down number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 83596 + ... + 84214.

It is an arithmetic number, because the mean of its divisors is an integer number (3964590).

Almost surely, 2^51937195 is an apocalyptic number.

51937195 is a deficient number, since it is larger than the sum of its proper divisors (11496245).

51937195 is a wasteful number, since it uses less digits than its factorization.

51937195 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 894.

The product of its digits is 42525, while the sum is 40.

The square root of 51937195 is about 7206.7464920032. The cubic root of 51937195 is about 373.1007856796.

The spelling of 51937195 in words is "fifty-one million, nine hundred thirty-seven thousand, one hundred ninety-five".