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2680672 = 25194409
BaseRepresentation
bin1010001110011101100000
312001012012011
422032131200
51141240142
6133242304
731533241
oct12163540
95035164
102680672
111571035
12a93394
1372b1c7
144dacc8
1537e417
hex28e760

2680672 has 24 divisors (see below), whose sum is σ = 5556600. Its totient is φ = 1269504.

The previous prime is 2680661. The next prime is 2680681. The reversal of 2680672 is 2760862.

It is a happy number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1597 + ... + 2812.

It is an arithmetic number, because the mean of its divisors is an integer number (231525).

22680672 is an apocalyptic number.

It is an amenable number.

2680672 is an abundant number, since it is smaller than the sum of its proper divisors (2875928).

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

2680672 is a wasteful number, since it uses less digits than its factorization.

2680672 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4438 (or 4430 counting only the distinct ones).

The product of its (nonzero) digits is 8064, while the sum is 31.

The square root of 2680672 is about 1637.2757861765. The cubic root of 2680672 is about 138.9145999927.

The spelling of 2680672 in words is "two million, six hundred eighty thousand, six hundred seventy-two".

Divisors: 1 2 4 8 16 19 32 38 76 152 304 608 4409 8818 17636 35272 70544 83771 141088 167542 335084 670168 1340336 2680672