6629228615 has 4 divisors (see below), whose sum is σ = 7955074344. Its totient is φ = 5303382888.

The previous prime is 6629228609. The next prime is 6629228651. The reversal of 6629228615 is 5168229266.

It is a happy number.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 5168229266 = 2 ⋅2584114633.

It is a cyclic number.

It is not a de Polignac number, because 6629228615 - 2¹⁴ = 6629212231 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 6629228615.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 662922857 + ... + 662922866.

It is an arithmetic number, because the mean of its divisors is an integer number (1988768586).

Almost surely, 2^6629228615 is an apocalyptic number.

6629228615 is a deficient number, since it is larger than the sum of its proper divisors (1325845729).

6629228615 is a wasteful number, since it uses less digits than its factorization.

6629228615 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1325845728.

The product of its digits is 622080, while the sum is 47.

The square root of 6629228615 is about 81420.0750122474. The cubic root of 6629228615 is about 1878.5423867462.

The spelling of 6629228615 in words is "six billion, six hundred twenty-nine million, two hundred twenty-eight thousand, six hundred fifteen".