2406897 has 6 divisors (see below), whose sum is σ = 3476642. Its totient is φ = 1604592.

The previous prime is 2406851. The next prime is 2406919. The reversal of 2406897 is 7986042.

It can be written as a sum of positive squares in only one way, i.e., 2405601 + 1296 = 1551^2 + 36^2 .

It is not a de Polignac number, because 2406897 - 2⁷ = 2406769 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (2406847) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 133708 + ... + 133725.

2^2406897 is an apocalyptic number.

It is an amenable number.

2406897 is a deficient number, since it is larger than the sum of its proper divisors (1069745).

2406897 is a wasteful number, since it uses less digits than its factorization.

2406897 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 267439 (or 267436 counting only the distinct ones).

The product of its (nonzero) digits is 24192, while the sum is 36.

The square root of 2406897 is about 1551.4177387151. The cubic root of 2406897 is about 134.0147195533.

The spelling of 2406897 in words is "two million, four hundred six thousand, eight hundred ninety-seven".