553390 has 8 divisors (see below), whose sum is σ = 996120. Its totient is φ = 221352.

The previous prime is 553369. The next prime is 553411. The reversal of 553390 is 93355.

553390 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is an interprime number because it is at equal distance from previous prime (553369) and next prime (553411).

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

It is an Ulam number.

It is a congruent number.

It is an unprimeable number.

553390 is an untouchable number, because it is not equal to the sum of proper divisors of any number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 27660 + ... + 27679.

It is an arithmetic number, because the mean of its divisors is an integer number (124515).

2⁵⁵³³⁹⁰ is an apocalyptic number.

553390 is a deficient number, since it is larger than the sum of its proper divisors (442730).

553390 is a wasteful number, since it uses less digits than its factorization.

553390 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 55346.

The product of its (nonzero) digits is 2025, while the sum is 25.

The square root of 553390 is about 743.9018752497. The cubic root of 553390 is about 82.1001156703.

The spelling of 553390 in words is "five hundred fifty-three thousand, three hundred ninety".