65850630 has 32 divisors (see below), whose sum is σ = 161720064. Its totient is φ = 17151456.

The previous prime is 65850607. The next prime is 65850641. The reversal of 65850630 is 3605856.

It is a junction number, because it is equal to n+sod(n) for n = 65850591 and 65850600.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 24234 + ... + 26813.

It is an arithmetic number, because the mean of its divisors is an integer number (5053752).

Almost surely, 2^65850630 is an apocalyptic number.

65850630 is an abundant number, since it is smaller than the sum of its proper divisors (95869434).

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

65850630 is a wasteful number, since it uses less digits than its factorization.

65850630 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 51100.

The product of its (nonzero) digits is 21600, while the sum is 33.

The square root of 65850630 is about 8114.8401093306. The cubic root of 65850630 is about 403.8189030836.

The spelling of 65850630 in words is "sixty-five million, eight hundred fifty thousand, six hundred thirty".