86490048 has 56 divisors (see below), whose sum is σ = 230705152. Its totient is φ = 28594944.

The previous prime is 86490029. The next prime is 86490049. The reversal of 86490048 is 84009468.

It is a junction number, because it is equal to n+sod(n) for n = 86489988 and 86490015.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (86490049) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 22611 + ... + 26157.

Almost surely, 2^86490048 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 86490048, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (115352576).

86490048 is an abundant number, since it is smaller than the sum of its proper divisors (144215104).

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

86490048 is a wasteful number, since it uses less digits than its factorization.

86490048 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3689 (or 3679 counting only the distinct ones).

The product of its (nonzero) digits is 55296, while the sum is 39.

The square root of 86490048 is about 9300.0025806448. The cubic root of 86490048 is about 442.2373096916.

The spelling of 86490048 in words is "eighty-six million, four hundred ninety thousand, forty-eight".