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552506439 = 3226781239
BaseRepresentation
bin100000111011101…
…001010001000111
31102111122020100110
4200323221101013
52112420201224
6130454044103
716456140642
oct4073512107
91374566313
10552506439
1126396a2a1
12135049633
138a60a2b4
1453542a59
153378a929
hex20ee9447

552506439 has 8 divisors (see below), whose sum is σ = 737009280. Its totient is φ = 368170616.

The previous prime is 552506431. The next prime is 552506509. The reversal of 552506439 is 934605255.

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 552506439 - 23 = 552506431 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 552506397 and 552506406.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (552506431) 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, 33819 + ... + 47420.

It is an arithmetic number, because the mean of its divisors is an integer number (92126160).

Almost surely, 2552506439 is an apocalyptic number.

552506439 is a deficient number, since it is larger than the sum of its proper divisors (184502841).

552506439 is a wasteful number, since it uses less digits than its factorization.

552506439 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 83509.

The product of its (nonzero) digits is 162000, while the sum is 39.

The square root of 552506439 is about 23505.4555156883. The cubic root of 552506439 is about 820.5639779722.

The spelling of 552506439 in words is "five hundred fifty-two million, five hundred six thousand, four hundred thirty-nine".

Divisors: 1 3 2267 6801 81239 243717 184168813 552506439