553045 has 4 divisors (see below), whose sum is σ = 663660. Its totient is φ = 442432.

The previous prime is 553043. The next prime is 553051. The reversal of 553045 is 540355.

It is a happy number.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 361201 + 191844 = 601^2 + 438^2 .

It is a cyclic number.

It is not a de Polignac number, because 553045 - 2¹ = 553043 is a prime.

It is a Smith number, since the sum of its digits (22) coincides with the sum of the digits of its prime factors. Since it is squarefree, it is also a hoax number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (553043) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 55300 + ... + 55309.

It is an arithmetic number, because the mean of its divisors is an integer number (165915).

2⁵⁵³⁰⁴⁵ is an apocalyptic number.

It is an amenable number.

553045 is a deficient number, since it is larger than the sum of its proper divisors (110615).

553045 is a wasteful number, since it uses less digits than its factorization.

553045 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 110614.

The product of its (nonzero) digits is 1500, while the sum is 22.

The square root of 553045 is about 743.6699536757. The cubic root of 553045 is about 82.0830508950.

It can be divided in two parts, 5 and 53045, that multiplied together give a square (265225 = 515²).

The spelling of 553045 in words is "five hundred fifty-three thousand, forty-five".