553487 has 8 divisors (see below), whose sum is σ = 613632. Its totient is φ = 495000.

The previous prime is 553481. The next prime is 553507. The reversal of 553487 is 784355.

It is a happy number.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 553487 - 2⁴ = 553471 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (553481) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 362 + ... + 1112.

It is an arithmetic number, because the mean of its divisors is an integer number (76704).

2⁵⁵³⁴⁸⁷ is an apocalyptic number.

553487 is a deficient number, since it is larger than the sum of its proper divisors (60145).

553487 is a wasteful number, since it uses less digits than its factorization.

553487 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 829.

The product of its digits is 16800, while the sum is 32.

The square root of 553487 is about 743.9670691637. The cubic root of 553487 is about 82.1049123152.

It can be divided in two parts, 55348 and 7, that added together give a palindrome (55355).

The spelling of 553487 in words is "five hundred fifty-three thousand, four hundred eighty-seven".