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1020552 = 233133271
BaseRepresentation
bin11111001001010001000
31220211221020
43321022020
5230124202
633512440
711450241
oct3711210
91824836
101020552
11637835
12412720
132996a0
141c7cc8
151525bc
hexf9288

1020552 has 32 divisors (see below), whose sum is σ = 2748480. Its totient is φ = 313920.

The previous prime is 1020541. The next prime is 1020557. The reversal of 1020552 is 2550201.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1020557) 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, 1324 + ... + 1947.

It is an arithmetic number, because the mean of its divisors is an integer number (85890).

21020552 is an apocalyptic number.

1020552 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

1020552 is an abundant number, since it is smaller than the sum of its proper divisors (1727928).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

1020552 is a wasteful number, since it uses less digits than its factorization.

1020552 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3293 (or 3289 counting only the distinct ones).

The product of its (nonzero) digits is 100, while the sum is 15.

The square root of 1020552 is about 1010.2237375948. The cubic root of 1020552 is about 100.6804263655.

Adding to 1020552 its reverse (2550201), we get a palindrome (3570753).

The spelling of 1020552 in words is "one million, twenty thousand, five hundred fifty-two".

Divisors: 1 2 3 4 6 8 12 13 24 26 39 52 78 104 156 312 3271 6542 9813 13084 19626 26168 39252 42523 78504 85046 127569 170092 255138 340184 510276 1020552