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BaseRepresentation
bin1000011110101111101000
311011221111022
420132233220
51032114310
6115352012
724616166
oct10365750
94157438
102223080
111289262
128b2608
135cab42
1441c236
152dda55
hex21ebe8

2223080 has 32 divisors (see below), whose sum is σ = 5049000. Its totient is φ = 880896.

The previous prime is 2223079. The next prime is 2223101. The reversal of 2223080 is 803222.

It is a Cunningham number, because it is equal to 14912-1.

It can be written as a sum of positive squares in 4 ways, for example, as 1387684 + 835396 = 1178^2 + 914^2 .

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 5774 + ... + 6146.

22223080 is an apocalyptic number.

2223080 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

2223080 is an abundant number, since it is smaller than the sum of its proper divisors (2825920).

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

2223080 is a wasteful number, since it uses less digits than its factorization.

2223080 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 533 (or 529 counting only the distinct ones).

The product of its (nonzero) digits is 192, while the sum is 17.

The square root of 2223080 is about 1490.9996646546. Note that the first 3 decimals coincide. The cubic root of 2223080 is about 130.5123763114.

The spelling of 2223080 in words is "two million, two hundred twenty-three thousand, eighty".