6232664021 has 4 divisors (see below), whose sum is σ = 6447583500. Its totient is φ = 6017744544.

The previous prime is 6232663991. The next prime is 6232664033. The reversal of 6232664021 is 1204662326.

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 1148260996 + 5084403025 = 33886^2 + 71305^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-6232664021 is a prime.

It is a super-2 number, since 2×6232664021² = 77692201597335776882, which contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (6232634021) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 107459696 + ... + 107459753.

It is an arithmetic number, because the mean of its divisors is an integer number (1611895875).

Almost surely, 2^6232664021 is an apocalyptic number.

It is an amenable number.

6232664021 is a deficient number, since it is larger than the sum of its proper divisors (214919479).

6232664021 is a wasteful number, since it uses less digits than its factorization.

6232664021 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 214919478.

The product of its (nonzero) digits is 20736, while the sum is 32.

The square root of 6232664021 is about 78947.2230100591. The cubic root of 6232664021 is about 1840.3110710879.

The spelling of 6232664021 in words is "six billion, two hundred thirty-two million, six hundred sixty-four thousand, twenty-one".