86635242 has 12 divisors (see below), whose sum is σ = 187709730. Its totient is φ = 28878408.

The previous prime is 86635229. The next prime is 86635243. The reversal of 86635242 is 24253668.

It can be written as a sum of positive squares in only one way, i.e., 76580001 + 10055241 = 8751^2 + 3171^2 .

It is a hoax number, since the sum of its digits (36) coincides with the sum of the digits of its distinct prime factors.

It is a junction number, because it is equal to n+sod(n) for n = 86635197 and 86635206.

It is not an unprimeable number, because it can be changed into a prime (86635243) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 2406517 + ... + 2406552.

Almost surely, 2^86635242 is an apocalyptic number.

86635242 is an abundant number, since it is smaller than the sum of its proper divisors (101074488).

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

86635242 is a wasteful number, since it uses less digits than its factorization.

86635242 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4813077 (or 4813074 counting only the distinct ones).

The product of its digits is 69120, while the sum is 36.

The square root of 86635242 is about 9307.8054341504. The cubic root of 86635242 is about 442.4846379805.

The spelling of 86635242 in words is "eighty-six million, six hundred thirty-five thousand, two hundred forty-two".