51810106 has 16 divisors (see below), whose sum is σ = 79289568. Its totient is φ = 25383600.

The previous prime is 51810047. The next prime is 51810119. The reversal of 51810106 is 60101815.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 39741 + ... + 41023.

It is an arithmetic number, because the mean of its divisors is an integer number (4955598).

Almost surely, 2^51810106 is an apocalyptic number.

51810106 is a deficient number, since it is larger than the sum of its proper divisors (27479462).

51810106 is a wasteful number, since it uses less digits than its factorization.

51810106 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1677.

The product of its (nonzero) digits is 240, while the sum is 22.

The square root of 51810106 is about 7197.9237284095. The cubic root of 51810106 is about 372.7962143957.

The spelling of 51810106 in words is "fifty-one million, eight hundred ten thousand, one hundred six".