553709428 has 24 divisors (see below), whose sum is σ = 993855240. Its totient is φ = 269767680.

The previous prime is 553709423. The next prime is 553709437. The reversal of 553709428 is 824907355.

It can be written as a sum of positive squares in 4 ways, for example, as 224940004 + 328769424 = 14998^2 + 18132^2 .

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (553709423) 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 7 ways as a sum of consecutive naturals, for example, 177708 + ... + 180796.

It is an arithmetic number, because the mean of its divisors is an integer number (41410635).

Almost surely, 2^553709428 is an apocalyptic number.

It is an amenable number.

553709428 is a deficient number, since it is larger than the sum of its proper divisors (440145812).

553709428 is a wasteful number, since it uses less digits than its factorization.

553709428 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4227 (or 4225 counting only the distinct ones).

The product of its (nonzero) digits is 302400, while the sum is 43.

The square root of 553709428 is about 23531.0311716253. The cubic root of 553709428 is about 821.1590925262.

The spelling of 553709428 in words is "five hundred fifty-three million, seven hundred nine thousand, four hundred twenty-eight".