2456201897 has 8 divisors (see below), whose sum is σ = 2475301032. Its totient is φ = 2437120000.

The previous prime is 2456201861. The next prime is 2456201929. The reversal of 2456201897 is 7981026542.

It is a happy number.

It can be written as a sum of positive squares in 4 ways, for example, as 209062681 + 2247139216 = 14459^2 + 47404^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 2456201897 - 2⁶ = 2456201833 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (2456201807) 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, 545897 + ... + 550377.

It is an arithmetic number, because the mean of its divisors is an integer number (309412629).

Almost surely, 2^2456201897 is an apocalyptic number.

It is an amenable number.

2456201897 is a deficient number, since it is larger than the sum of its proper divisors (19099135).

2456201897 is a wasteful number, since it uses less digits than its factorization.

2456201897 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 8619.

The product of its (nonzero) digits is 241920, while the sum is 44.

The square root of 2456201897 is about 49560.0837065476. The cubic root of 2456201897 is about 1349.2363119171.

The spelling of 2456201897 in words is "two billion, four hundred fifty-six million, two hundred one thousand, eight hundred ninety-seven".