86329012 has 48 divisors (see below), whose sum is σ = 189923328. Its totient is φ = 33354720.

The previous prime is 86328973. The next prime is 86329013. The reversal of 86329012 is 21092368.

It is a super-2 number, since 2×86329012² = 14905396625792288, which contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (86329013) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 38013 + ... + 40219.

It is an arithmetic number, because the mean of its divisors is an integer number (3956736).

Almost surely, 2^86329012 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 86329012, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (94961664).

86329012 is an abundant number, since it is smaller than the sum of its proper divisors (103594316).

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

86329012 is a wasteful number, since it uses less digits than its factorization.

86329012 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2356 (or 2354 counting only the distinct ones).

The product of its (nonzero) digits is 5184, while the sum is 31.

The square root of 86329012 is about 9291.3406998129. The cubic root of 86329012 is about 441.9626716495.

The spelling of 86329012 in words is "eighty-six million, three hundred twenty-nine thousand, twelve".