4687456225 has 9 divisors (see below), whose sum is σ = 5812870233. Its totient is φ = 3749691120.

The previous prime is 4687456219. The next prime is 4687456243. The reversal of 4687456225 is 5226547864.

The square root of 4687456225 is 68465.

It is a perfect power (a square), and thus also a powerful number.

It can be written as a sum of positive squares in 4 ways, for example, as 1535307489 + 3152148736 = 39183^2 + 56144^2 .

It is not a de Polignac number, because 4687456225 - 2¹⁹ = 4686931937 is a prime.

It is a super-2 number, since 2×4687456225² = 43944491722582501250, which contains 22 as substring.

It is a Duffinian number.

It is an unprimeable number.

It is a polite number, since it can be written in 8 ways as a sum of consecutive naturals, for example, 335479 + ... + 349171.

Almost surely, 2^4687456225 is an apocalyptic number.

4687456225 is the 68465-th square number.

4687456225 is the 34233-rd centered octagonal number.

It is an amenable number.

4687456225 is a deficient number, since it is larger than the sum of its proper divisors (1125414008).

4687456225 is an frugal number, since it uses more digits than its factorization.

4687456225 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 27396 (or 13698 counting only the distinct ones).

The product of its digits is 3225600, while the sum is 49.

The cubic root of 4687456225 is about 1673.5771655132.

Multiplying 4687456225 by its sum of digits (49), we get a square (229685355025 = 479255²).

The spelling of 4687456225 in words is "four billion, six hundred eighty-seven million, four hundred fifty-six thousand, two hundred twenty-five".