2698001 has 2 divisors, whose sum is σ = 2698002. Its totient is φ = 2698000.

The previous prime is 2697997. The next prime is 2698009. The reversal of 2698001 is 1008962.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 2496400 + 201601 = 1580^2 + 449^2 .

It is a cyclic number.

It is not a de Polignac number, because 2698001 - 2² = 2697997 is a prime.

It is a Sophie Germain prime.

It is a Curzon number.

It is not a weakly prime, because it can be changed into another prime (2698009) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1349000 + 1349001.

It is an arithmetic number, because the mean of its divisors is an integer number (1349001).

2^2698001 is an apocalyptic number.

It is an amenable number.

2698001 is a deficient number, since it is larger than the sum of its proper divisors (1).

2698001 is an equidigital number, since it uses as much as digits as its factorization.

2698001 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 864, while the sum is 26.

The square root of 2698001 is about 1642.5592835572. The cubic root of 2698001 is about 139.2132915755.

The spelling of 2698001 in words is "two million, six hundred ninety-eight thousand, one".