86838270 has 64 divisors (see below), whose sum is σ = 212958720. Its totient is φ = 22658688.

The previous prime is 86838263. The next prime is 86838289. The reversal of 86838270 is 7283868.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 485041 + ... + 485219.

It is an arithmetic number, because the mean of its divisors is an integer number (3327480).

Almost surely, 2^86838270 is an apocalyptic number.

86838270 is an abundant number, since it is smaller than the sum of its proper divisors (126120450).

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

86838270 is a wasteful number, since it uses less digits than its factorization.

86838270 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 449.

The product of its (nonzero) digits is 129024, while the sum is 42.

The square root of 86838270 is about 9318.7053821869. The cubic root of 86838270 is about 442.8300196956.

The spelling of 86838270 in words is "eighty-six million, eight hundred thirty-eight thousand, two hundred seventy".