82868650 has 24 divisors (see below), whose sum is σ = 155641824. Its totient is φ = 32823600.

The previous prime is 82868623. The next prime is 82868677. The reversal of 82868650 is 5686828.

It is a happy number.

It is an interprime number because it is at equal distance from previous prime (82868623) and next prime (82868677).

It is a junction number, because it is equal to n+sod(n) for n = 82868597 and 82868606.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 2896 + ... + 13195.

It is an arithmetic number, because the mean of its divisors is an integer number (6485076).

Almost surely, 2^82868650 is an apocalyptic number.

82868650 is a deficient number, since it is larger than the sum of its proper divisors (72773174).

82868650 is a wasteful number, since it uses less digits than its factorization.

82868650 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 16206 (or 16201 counting only the distinct ones).

The product of its (nonzero) digits is 184320, while the sum is 43.

The square root of 82868650 is about 9103.2219570875. The cubic root of 82868650 is about 435.9768420492.

The spelling of 82868650 in words is "eighty-two million, eight hundred sixty-eight thousand, six hundred fifty".