6674502021 has 32 divisors (see below), whose sum is σ = 9872755200. Its totient is φ = 3977131200.

The previous prime is 6674502019. The next prime is 6674502031. The reversal of 6674502021 is 1202054766.

It is not a de Polignac number, because 6674502021 - 2¹ = 6674502019 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (33).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (6674502031) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 572155 + ... + 583703.

It is an arithmetic number, because the mean of its divisors is an integer number (308523600).

Almost surely, 2^6674502021 is an apocalyptic number.

It is an amenable number.

6674502021 is a deficient number, since it is larger than the sum of its proper divisors (3198253179).

6674502021 is a wasteful number, since it uses less digits than its factorization.

6674502021 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 11857.

The product of its (nonzero) digits is 20160, while the sum is 33.

The square root of 6674502021 is about 81697.6255530110. The cubic root of 6674502021 is about 1882.8091041591.

Adding to 6674502021 its reverse (1202054766), we get a palindrome (7876556787).

The spelling of 6674502021 in words is "six billion, six hundred seventy-four million, five hundred two thousand, twenty-one".