552825 has 72 divisors (see below), whose sum is σ = 1263808. Its totient is φ = 233280.
The previous prime is 552821. The next prime is 552833. The reversal of 552825 is 528255.
It is not a de Polignac number, because 552825 - 22 = 552821 is a prime.
It is a Harshad number since it is a multiple of its sum of digits (27).
It is an Ulam number.
It is a Curzon number.
It is an inconsummate number, since it does not exist a number n which divided by its sum of digits gives 552825.
It is not an unprimeable number, because it can be changed into a prime (552821) by changing a digit.
It is a polite number, since it can be written in 71 ways as a sum of consecutive naturals, for example, 42519 + ... + 42531.
2552825 is an apocalyptic number.
It is an amenable number.
552825 is an abundant number, since it is smaller than the sum of its proper divisors (710983).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
552825 is a wasteful number, since it uses less digits than its factorization.
552825 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 45 (or 28 counting only the distinct ones).
The product of its digits is 4000, while the sum is 27.
The square root of 552825 is about 743.5220238836. The cubic root of 552825 is about 82.0721653033.
The spelling of 552825 in words is "five hundred fifty-two thousand, eight hundred twenty-five".
• e-mail: info -at- numbersaplenty.com • Privacy notice • done in 0.071 sec. • engine limits •