64086229 has 4 divisors (see below), whose sum is σ = 64418476. Its totient is φ = 63753984.

The previous prime is 64086227. The next prime is 64086263. The reversal of 64086229 is 92268046.

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

It can be written as a sum of positive squares in 2 ways, for example, as 30272004 + 33814225 = 5502^2 + 5815^2 .

It is a cyclic number.

It is not a de Polignac number, because 64086229 - 2¹ = 64086227 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (64086227) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 165834 + ... + 166219.

It is an arithmetic number, because the mean of its divisors is an integer number (16104619).

Almost surely, 2^64086229 is an apocalyptic number.

It is an amenable number.

64086229 is a deficient number, since it is larger than the sum of its proper divisors (332247).

64086229 is a wasteful number, since it uses less digits than its factorization.

64086229 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 332246.

The product of its (nonzero) digits is 41472, while the sum is 37.

The square root of 64086229 is about 8005.3874984288. The cubic root of 64086229 is about 400.1795631306.

The spelling of 64086229 in words is "sixty-four million, eighty-six thousand, two hundred twenty-nine".