86869932 has 72 divisors (see below), whose sum is σ = 221467344. Its totient is φ = 26477568.

The previous prime is 86869931. The next prime is 86869961. The reversal of 86869932 is 23996868.

It is a Harshad number since it is a multiple of its sum of digits (51).

It is not an unprimeable number, because it can be changed into a prime (86869931) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 127978 + ... + 128654.

Almost surely, 2^86869932 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 86869932, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (110733672).

86869932 is an abundant number, since it is smaller than the sum of its proper divisors (134597412).

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

86869932 is a wasteful number, since it uses less digits than its factorization.

86869932 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 755 (or 736 counting only the distinct ones).

The product of its digits is 1119744, while the sum is 51.

The square root of 86869932 is about 9320.4040684940. The cubic root of 86869932 is about 442.8838330676.

The spelling of 86869932 in words is "eighty-six million, eight hundred sixty-nine thousand, nine hundred thirty-two".