82862870 has 8 divisors (see below), whose sum is σ = 149153184. Its totient is φ = 33145144.

The previous prime is 82862861. The next prime is 82862887. The reversal of 82862870 is 7826828.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 4143134 + ... + 4143153.

It is an arithmetic number, because the mean of its divisors is an integer number (18644148).

Almost surely, 2^82862870 is an apocalyptic number.

82862870 is a deficient number, since it is larger than the sum of its proper divisors (66290314).

82862870 is a wasteful number, since it uses less digits than its factorization.

82862870 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 8286294.

The product of its (nonzero) digits is 86016, while the sum is 41.

The square root of 82862870 is about 9102.9044815377. The cubic root of 82862870 is about 435.9667055068.

The spelling of 82862870 in words is "eighty-two million, eight hundred sixty-two thousand, eight hundred seventy".