553239 has 6 divisors (see below), whose sum is σ = 799136. Its totient is φ = 368820.

The previous prime is 553229. The next prime is 553249. The reversal of 553239 is 932355.

It is an interprime number because it is at equal distance from previous prime (553229) and next prime (553249).

It is not a de Polignac number, because 553239 - 2⁵ = 553207 is a prime.

It is a super-2 number, since 2×553239² = 612146782242, which contains 22 as substring.

It is a Duffinian number.

553239 is a lucky number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (553229) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 30727 + ... + 30744.

2⁵⁵³²³⁹ is an apocalyptic number.

553239 is a deficient number, since it is larger than the sum of its proper divisors (245897).

553239 is a wasteful number, since it uses less digits than its factorization.

553239 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 61477 (or 61474 counting only the distinct ones).

The product of its digits is 4050, while the sum is 27.

The square root of 553239 is about 743.8003764452. The cubic root of 553239 is about 82.0926476127.

The spelling of 553239 in words is "five hundred fifty-three thousand, two hundred thirty-nine".