2698641 has 12 divisors (see below), whose sum is σ = 4252560. Its totient is φ = 1635480.

The previous prime is 2698609. The next prime is 2698649. The reversal of 2698641 is 1468962.

2698641 is a `hidden beast` number, since 2 + 6 + 9 + 8 + 641 = 666.

It is not a de Polignac number, because 2698641 - 2⁵ = 2698609 is a prime.

It is a Curzon number.

It is a junction number, because it is equal to n+sod(n) for n = 2698596 and 2698605.

It is not an unprimeable number, because it can be changed into a prime (2698649) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 13531 + ... + 13728.

It is an arithmetic number, because the mean of its divisors is an integer number (354380).

2^2698641 is an apocalyptic number.

It is an amenable number.

2698641 is a deficient number, since it is larger than the sum of its proper divisors (1553919).

2698641 is a wasteful number, since it uses less digits than its factorization.

2698641 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 27276 (or 27273 counting only the distinct ones).

The product of its digits is 20736, while the sum is 36.

The square root of 2698641 is about 1642.7540899356. The cubic root of 2698641 is about 139.2242984238.

The spelling of 2698641 in words is "two million, six hundred ninety-eight thousand, six hundred forty-one".