2609274897 has 8 divisors (see below), whose sum is σ = 3865592480. Its totient is φ = 1739516580.

The previous prime is 2609274893. The next prime is 2609274907. The reversal of 2609274897 is 7984729062.

2609274897 is a `hidden beast` number, since 2 + 609 + 27 + 4 + 8 + 9 + 7 = 666.

It is not a de Polignac number, because 2609274897 - 2² = 2609274893 is a prime.

It is a super-2 number, since 2×2609274897² = 13616630976228721218, which contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (2609274893) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 48319879 + ... + 48319932.

It is an arithmetic number, because the mean of its divisors is an integer number (483199060).

Almost surely, 2^2609274897 is an apocalyptic number.

2609274897 is a gapful number since it is divisible by the number (27) formed by its first and last digit.

It is an amenable number.

2609274897 is a deficient number, since it is larger than the sum of its proper divisors (1256317583).

2609274897 is an equidigital number, since it uses as much as digits as its factorization.

2609274897 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 96639820 (or 96639814 counting only the distinct ones).

The product of its (nonzero) digits is 3048192, while the sum is 54.

The square root of 2609274897 is about 51081.0620191084. The cubic root of 2609274897 is about 1376.7020064199.

The spelling of 2609274897 in words is "two billion, six hundred nine million, two hundred seventy-four thousand, eight hundred ninety-seven".