64226613 has 16 divisors (see below), whose sum is σ = 93796416. Its totient is φ = 38768640.

The previous prime is 64226611. The next prime is 64226627. The reversal of 64226613 is 31662246.

It is not a de Polignac number, because 64226613 - 2¹ = 64226611 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (64226611) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 4695 + ... + 12267.

It is an arithmetic number, because the mean of its divisors is an integer number (5862276).

Almost surely, 2^64226613 is an apocalyptic number.

It is an amenable number.

64226613 is a deficient number, since it is larger than the sum of its proper divisors (29569803).

64226613 is a wasteful number, since it uses less digits than its factorization.

64226613 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7844.

The product of its digits is 10368, while the sum is 30.

The square root of 64226613 is about 8014.1507971837. The cubic root of 64226613 is about 400.4715542896.

Adding to 64226613 its reverse (31662246), we get a palindrome (95888859).

The spelling of 64226613 in words is "sixty-four million, two hundred twenty-six thousand, six hundred thirteen".