6984014621 has 4 divisors (see below), whose sum is σ = 6986038332. Its totient is φ = 6981990912.

The previous prime is 6984014617. The next prime is 6984014641. The reversal of 6984014621 is 1264104896.

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 2626562500 + 4357452121 = 51250^2 + 66011^2 .

It is a cyclic number.

It is not a de Polignac number, because 6984014621 - 2² = 6984014617 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (6984014641) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1006670 + ... + 1013583.

It is an arithmetic number, because the mean of its divisors is an integer number (1746509583).

Almost surely, 2^6984014621 is an apocalyptic number.

It is an amenable number.

6984014621 is a deficient number, since it is larger than the sum of its proper divisors (2023711).

6984014621 is a wasteful number, since it uses less digits than its factorization.

6984014621 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2023710.

The product of its (nonzero) digits is 82944, while the sum is 41.

The square root of 6984014621 is about 83570.4171402776. The cubic root of 6984014621 is about 1911.4739334164.

The spelling of 6984014621 in words is "six billion, nine hundred eighty-four million, fourteen thousand, six hundred twenty-one".