86289226 has 4 divisors (see below), whose sum is σ = 129433842. Its totient is φ = 43144612.

The previous prime is 86289223. The next prime is 86289253. The reversal of 86289226 is 62298268.

It is a happy number.

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., 74736025 + 11553201 = 8645^2 + 3399^2 .

It is not an unprimeable number, because it can be changed into a prime (86289221) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 21572305 + ... + 21572308.

Almost surely, 2^86289226 is an apocalyptic number.

86289226 is a deficient number, since it is larger than the sum of its proper divisors (43144616).

86289226 is a wasteful number, since it uses less digits than its factorization.

86289226 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 43144615.

The product of its digits is 165888, while the sum is 43.

The square root of 86289226 is about 9289.1994272919. The cubic root of 86289226 is about 441.8947662088.

The spelling of 86289226 in words is "eighty-six million, two hundred eighty-nine thousand, two hundred twenty-six".