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2067620 = 225671543
BaseRepresentation
bin111111000110010100100
310220001020112
413320302210
51012130440
6112152152
723401022
oct7706244
93801215
102067620
111192485
12838658
13575159
143bb712
152ac965
hex1f8ca4

2067620 has 24 divisors (see below), whose sum is σ = 4409664. Its totient is φ = 814176.

The previous prime is 2067617. The next prime is 2067623. The reversal of 2067620 is 267602.

It is a happy number.

It is an interprime number because it is at equal distance from previous prime (2067617) and next prime (2067623).

It is not an unprimeable number, because it can be changed into a prime (2067623) 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, 569 + ... + 2111.

It is an arithmetic number, because the mean of its divisors is an integer number (183736).

22067620 is an apocalyptic number.

2067620 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

2067620 is an abundant number, since it is smaller than the sum of its proper divisors (2342044).

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

2067620 is a wasteful number, since it uses less digits than its factorization.

2067620 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1619 (or 1617 counting only the distinct ones).

The product of its (nonzero) digits is 1008, while the sum is 23.

The square root of 2067620 is about 1437.9221119379. The cubic root of 2067620 is about 127.3963273612.

The spelling of 2067620 in words is "two million, sixty-seven thousand, six hundred twenty".

Divisors: 1 2 4 5 10 20 67 134 268 335 670 1340 1543 3086 6172 7715 15430 30860 103381 206762 413524 516905 1033810 2067620