6221551324 has 12 divisors (see below), whose sum is σ = 11238931648. Its totient is φ = 3010428000.

The previous prime is 6221551309. The next prime is 6221551327. The reversal of 6221551324 is 4231551226.

It is a hoax number, since the sum of its digits (31) coincides with the sum of the digits of its distinct prime factors.

It is a Harshad number since it is a multiple of its sum of digits (31).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (6221551327) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 25086777 + ... + 25087024.

Almost surely, 2^6221551324 is an apocalyptic number.

It is an amenable number.

6221551324 is a deficient number, since it is larger than the sum of its proper divisors (5017380324).

6221551324 is a wasteful number, since it uses less digits than its factorization.

6221551324 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 50173836 (or 50173834 counting only the distinct ones).

The product of its digits is 14400, while the sum is 31.

The square root of 6221551324 is about 78876.8110663711. The cubic root of 6221551324 is about 1839.2166762593.

The spelling of 6221551324 in words is "six billion, two hundred twenty-one million, five hundred fifty-one thousand, three hundred twenty-four".