86884442 has 8 divisors (see below), whose sum is σ = 131617332. Its totient is φ = 43012000.

The previous prime is 86884439. The next prime is 86884451. The reversal of 86884442 is 24448868.

It is a happy number.

It can be written as a sum of positive squares in 2 ways, for example, as 71588521 + 15295921 = 8461^2 + 3911^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is a junction number, because it is equal to n+sod(n) for n = 86884393 and 86884402.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 214859 + ... + 215262.

Almost surely, 2^86884442 is an apocalyptic number.

86884442 is a deficient number, since it is larger than the sum of its proper divisors (44732890).

86884442 is a wasteful number, since it uses less digits than its factorization.

86884442 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 430224.

The product of its digits is 393216, while the sum is 44.

The square root of 86884442 is about 9321.1824357213. The cubic root of 86884442 is about 442.9084901862.

The spelling of 86884442 in words is "eighty-six million, eight hundred eighty-four thousand, four hundred forty-two".