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552628 = 22138157
BaseRepresentation
bin10000110111010110100
31001002001201
42012322310
5120141003
615502244
74461106
oct2067264
91032051
10552628
1134821a
12227984
131646cb
14105576
15adb1d
hex86eb4

552628 has 6 divisors (see below), whose sum is σ = 967106. Its totient is φ = 276312.

The previous prime is 552611. The next prime is 552649. The reversal of 552628 is 826255.

552628 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It can be written as a sum of positive squares in only one way, i.e., 374544 + 178084 = 612^2 + 422^2 .

It is a junction number, because it is equal to n+sod(n) for n = 552596 and 552605.

It is a congruent number.

It is an unprimeable number.

552628 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 as a sum of consecutive naturals, namely, 69075 + ... + 69082.

2552628 is an apocalyptic number.

It is an amenable number.

552628 is a deficient number, since it is larger than the sum of its proper divisors (414478).

552628 is a wasteful number, since it uses less digits than its factorization.

552628 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 138161 (or 138159 counting only the distinct ones).

The product of its digits is 4800, while the sum is 28.

The square root of 552628 is about 743.3895344972. The cubic root of 552628 is about 82.0624152995.

The spelling of 552628 in words is "five hundred fifty-two thousand, six hundred twenty-eight".

Divisors: 1 2 4 138157 276314 552628