2456879461 has 4 divisors (see below), whose sum is σ = 2466221472. Its totient is φ = 2447537452.

The previous prime is 2456879419. The next prime is 2456879473. The reversal of 2456879461 is 1649786542.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4, and also an emirpimes, since its reverse is a distinct semiprime: 1649786542 = 2 ⋅824893271.

It is a cyclic number.

It is not a de Polignac number, because 2456879461 - 2¹⁷ = 2456748389 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 2456879399 and 2456879408.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2456879401) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 4670611 + ... + 4671136.

It is an arithmetic number, because the mean of its divisors is an integer number (616555368).

Almost surely, 2^2456879461 is an apocalyptic number.

It is an amenable number.

2456879461 is a deficient number, since it is larger than the sum of its proper divisors (9342011).

2456879461 is an equidigital number, since it uses as much as digits as its factorization.

2456879461 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 9342010.

The product of its digits is 2903040, while the sum is 52.

The square root of 2456879461 is about 49566.9190186358. The cubic root of 2456879461 is about 1349.3603665810.

The spelling of 2456879461 in words is "two billion, four hundred fifty-six million, eight hundred seventy-nine thousand, four hundred sixty-one".