86224274 has 4 divisors (see below), whose sum is σ = 129336414. Its totient is φ = 43112136.

The previous prime is 86224267. The next prime is 86224291. The reversal of 86224274 is 47242268.

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., 81993025 + 4231249 = 9055^2 + 2057^2 .

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 21556067 + ... + 21556070.

Almost surely, 2^86224274 is an apocalyptic number.

86224274 is a deficient number, since it is larger than the sum of its proper divisors (43112140).

86224274 is a wasteful number, since it uses less digits than its factorization.

86224274 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 43112139.

The product of its digits is 43008, while the sum is 35.

The square root of 86224274 is about 9285.7026659268. The cubic root of 86224274 is about 441.7838633968.

The spelling of 86224274 in words is "eighty-six million, two hundred twenty-four thousand, two hundred seventy-four".