551541225 has 48 divisors (see below), whose sum is σ = 945814464. Its totient is φ = 283392000.

The previous prime is 551541163. The next prime is 551541257. The reversal of 551541225 is 522145155.

It is not a de Polignac number, because 551541225 - 2²¹ = 549444073 is a prime.

It is a super-3 number, since 3×551541225³ (a number of 27 digits) contains 333 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 551541192 and 551541201.

It is an unprimeable number.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 254145 + ... + 256305.

It is an arithmetic number, because the mean of its divisors is an integer number (19704468).

Almost surely, 2^551541225 is an apocalyptic number.

It is an amenable number.

551541225 is a deficient number, since it is larger than the sum of its proper divisors (394273239).

551541225 is a wasteful number, since it uses less digits than its factorization.

551541225 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2298 (or 2293 counting only the distinct ones).

The product of its digits is 10000, while the sum is 30.

The square root of 551541225 is about 23484.9148391047. The cubic root of 551541225 is about 820.0858649922.

The spelling of 551541225 in words is "five hundred fifty-one million, five hundred forty-one thousand, two hundred twenty-five".