86352242 has 4 divisors (see below), whose sum is σ = 129528366. Its totient is φ = 43176120.

The previous prime is 86352241. The next prime is 86352247. The reversal of 86352242 is 24225368.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in only one way, i.e., 79905721 + 6446521 = 8939^2 + 2539^2 .

It is a junction number, because it is equal to n+sod(n) for n = 86352199 and 86352208.

It is not an unprimeable number, because it can be changed into a prime (86352241) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 21588059 + ... + 21588062.

Almost surely, 2^86352242 is an apocalyptic number.

86352242 is a deficient number, since it is larger than the sum of its proper divisors (43176124).

86352242 is a wasteful number, since it uses less digits than its factorization.

86352242 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 43176123.

The product of its digits is 23040, while the sum is 32.

The square root of 86352242 is about 9292.5907044268. The cubic root of 86352242 is about 442.0023102054.

The spelling of 86352242 in words is "eighty-six million, three hundred fifty-two thousand, two hundred forty-two".