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2072868 = 223724677
BaseRepresentation
bin111111010000100100100
310220022102220
413322010210
51012312433
6112232340
723422230
oct7720444
93808386
102072868
111196416
1283b6b0
13577665
143bd5c0
152ae2b3
hex1fa124

2072868 has 24 divisors (see below), whose sum is σ = 5527872. Its totient is φ = 592224.

The previous prime is 2072839. The next prime is 2072869. The reversal of 2072868 is 8682702.

It is not an unprimeable number, because it can be changed into a prime (2072869) 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, 12255 + ... + 12422.

It is an arithmetic number, because the mean of its divisors is an integer number (230328).

22072868 is an apocalyptic number.

2072868 is a gapful number since it is divisible by the number (28) formed by its first and last digit.

It is an amenable number.

2072868 is an abundant number, since it is smaller than the sum of its proper divisors (3455004).

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

2072868 is a wasteful number, since it uses less digits than its factorization.

2072868 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 24691 (or 24689 counting only the distinct ones).

The product of its (nonzero) digits is 10752, while the sum is 33.

The square root of 2072868 is about 1439.7458108986. The cubic root of 2072868 is about 127.5040214033.

The spelling of 2072868 in words is "two million, seventy-two thousand, eight hundred sixty-eight".

Divisors: 1 2 3 4 6 7 12 14 21 28 42 84 24677 49354 74031 98708 148062 172739 296124 345478 518217 690956 1036434 2072868