82858238 has 8 divisors (see below), whose sum is σ = 131598432. Its totient is φ = 38992096.

The previous prime is 82858231. The next prime is 82858241. The reversal of 82858238 is 83285828.

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

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (82858231) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1218470 + ... + 1218537.

It is an arithmetic number, because the mean of its divisors is an integer number (16449804).

Almost surely, 2^82858238 is an apocalyptic number.

82858238 is a deficient number, since it is larger than the sum of its proper divisors (48740194).

82858238 is a wasteful number, since it uses less digits than its factorization.

82858238 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2437026.

The product of its digits is 245760, while the sum is 44.

The square root of 82858238 is about 9102.6500536932. The cubic root of 82858238 is about 435.9585819029.

The spelling of 82858238 in words is "eighty-two million, eight hundred fifty-eight thousand, two hundred thirty-eight".