5551925 has 12 divisors (see below), whose sum is σ = 6938916. Its totient is φ = 4406400.

The previous prime is 5551921. The next prime is 5551927. The reversal of 5551925 is 5291555.

It can be written as a sum of positive squares in 6 ways, for example, as 10609 + 5541316 = 103^2 + 2354^2 .

It is not a de Polignac number, because 5551925 - 2² = 5551921 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 5551891 and 5551900.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (5551921) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 2615 + ... + 4235.

It is an arithmetic number, because the mean of its divisors is an integer number (578243).

Almost surely, 2^5551925 is an apocalyptic number.

It is an amenable number.

5551925 is a deficient number, since it is larger than the sum of its proper divisors (1386991).

5551925 is a wasteful number, since it uses less digits than its factorization.

5551925 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1768 (or 1763 counting only the distinct ones).

The product of its digits is 11250, while the sum is 32.

The square root of 5551925 is about 2356.2523209538. The cubic root of 5551925 is about 177.0711727136.

The spelling of 5551925 in words is "five million, five hundred fifty-one thousand, nine hundred twenty-five".