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552881 = 7194157
BaseRepresentation
bin10000110111110110001
31001002102002
42012332301
5120143011
615503345
74461620
oct2067661
91032362
10552881
1134842a
12227b55
13164864
141056b7
15adc3b
hex86fb1

552881 has 8 divisors (see below), whose sum is σ = 665280. Its totient is φ = 448848.

The previous prime is 552859. The next prime is 552883. The reversal of 552881 is 188255.

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

It is a cyclic number.

It is not a de Polignac number, because 552881 - 218 = 290737 is a prime.

It is a super-2 number, since 2×5528812 = 611354800322, which contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (552883) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1946 + ... + 2211.

It is an arithmetic number, because the mean of its divisors is an integer number (83160).

2552881 is an apocalyptic number.

It is an amenable number.

552881 is a deficient number, since it is larger than the sum of its proper divisors (112399).

552881 is a wasteful number, since it uses less digits than its factorization.

552881 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4183.

The product of its digits is 3200, while the sum is 29.

The square root of 552881 is about 743.5596815320. The cubic root of 552881 is about 82.0749364551.

The spelling of 552881 in words is "five hundred fifty-two thousand, eight hundred eighty-one".

Divisors: 1 7 19 133 4157 29099 78983 552881