546858225 has 27 divisors (see below), whose sum is σ = 980112523. Its totient is φ = 291470640.

The previous prime is 546858211. The next prime is 546858233. The reversal of 546858225 is 522858645.

It is a happy number.

The square root of 546858225 is 23385.

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

546858225 is a `hidden beast` number, since 5 + 4 + 68 + 582 + 2 + 5 = 666.

It can be written as a sum of positive squares in only one way, i.e., 196868961 + 349989264 = 14031^2 + 18708^2 .

It is not a de Polignac number, because 546858225 - 2²⁷ = 412640497 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (45).

It is a Duffinian number.

It is an unprimeable number.

It is a polite number, since it can be written in 26 ways as a sum of consecutive naturals, for example, 349996 + ... + 351554.

Almost surely, 2^546858225 is an apocalyptic number.

546858225 is the 23385-th square number.

546858225 is the 11693-rd centered octagonal number.

It is an amenable number.

546858225 is a deficient number, since it is larger than the sum of its proper divisors (433254298).

546858225 is an equidigital number, since it uses as much as digits as its factorization.

546858225 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3134 (or 1567 counting only the distinct ones).

The product of its digits is 768000, while the sum is 45.

The cubic root of 546858225 is about 817.7582159931.

The spelling of 546858225 in words is "five hundred forty-six million, eight hundred fifty-eight thousand, two hundred twenty-five".