86634229 has 8 divisors (see below), whose sum is σ = 94577472. Its totient is φ = 78702240.

The previous prime is 86634209. The next prime is 86634241. The reversal of 86634229 is 92243668.

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

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-86634229 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 86634191 and 86634200.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (86634209) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 28392 + ... + 31294.

It is an arithmetic number, because the mean of its divisors is an integer number (11822184).

Almost surely, 2^86634229 is an apocalyptic number.

It is an amenable number.

86634229 is a deficient number, since it is larger than the sum of its proper divisors (7943243).

86634229 is a wasteful number, since it uses less digits than its factorization.

86634229 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5627.

The product of its digits is 124416, while the sum is 40.

The square root of 86634229 is about 9307.7510172974. The cubic root of 86634229 is about 442.4829133603.

The spelling of 86634229 in words is "eighty-six million, six hundred thirty-four thousand, two hundred twenty-nine".