86437938 has 8 divisors (see below), whose sum is σ = 172875888. Its totient is φ = 28812644.

The previous prime is 86437937. The next prime is 86437969. The reversal of 86437938 is 83973468.

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

86437938 is an admirable number.

It is a super-3 number, since 3×86437938³ (a number of 25 digits) contains 333 as substring.

It is not an unprimeable number, because it can be changed into a prime (86437931) 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, 7203156 + ... + 7203167.

It is an arithmetic number, because the mean of its divisors is an integer number (21609486).

Almost surely, 2^86437938 is an apocalyptic number.

86437938 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.

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

86437938 is a wasteful number, since it uses less digits than its factorization.

86437938 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 14406328.

The product of its digits is 870912, while the sum is 48.

The square root of 86437938 is about 9297.2005464011. The cubic root of 86437938 is about 442.1484762883.

The spelling of 86437938 in words is "eighty-six million, four hundred thirty-seven thousand, nine hundred thirty-eight".