2684474651 has 2 divisors, whose sum is σ = 2684474652. Its totient is φ = 2684474650.

The previous prime is 2684474633. The next prime is 2684474671. The reversal of 2684474651 is 1564744862.

It is a happy number.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 2684474651 - 2²² = 2680280347 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 2684474596 and 2684474605.

It is not a weakly prime, because it can be changed into another prime (2684474671) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1342237325 + 1342237326.

It is an arithmetic number, because the mean of its divisors is an integer number (1342237326).

Almost surely, 2^2684474651 is an apocalyptic number.

2684474651 is a deficient number, since it is larger than the sum of its proper divisors (1).

2684474651 is an equidigital number, since it uses as much as digits as its factorization.

2684474651 is an evil number, because the sum of its binary digits is even.

The product of its digits is 1290240, while the sum is 47.

The square root of 2684474651 is about 51811.9161100996. The cubic root of 2684474651 is about 1389.8025444551.

The spelling of 2684474651 in words is "two billion, six hundred eighty-four million, four hundred seventy-four thousand, six hundred fifty-one".