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2385980 = 225119299
BaseRepresentation
bin1001000110100000111100
311111012221122
421012200330
51102322410
6123050112
726165132
oct11064074
94435848
102385980
11138a693
12970938
1365702c
14461752
15321e55
hex24683c

2385980 has 12 divisors (see below), whose sum is σ = 5010600. Its totient is φ = 954384.

The previous prime is 2385979. The next prime is 2385983. The reversal of 2385980 is 895832.

It is a self number, because there is not a number n which added to its sum of digits gives 2385980.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2385983) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 59630 + ... + 59669.

It is an arithmetic number, because the mean of its divisors is an integer number (417550).

22385980 is an apocalyptic number.

2385980 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

2385980 is an abundant number, since it is smaller than the sum of its proper divisors (2624620).

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

2385980 is a wasteful number, since it uses less digits than its factorization.

2385980 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 119308 (or 119306 counting only the distinct ones).

The product of its (nonzero) digits is 17280, while the sum is 35.

The square root of 2385980 is about 1544.6617752764. The cubic root of 2385980 is about 133.6253737648.

The spelling of 2385980 in words is "two million, three hundred eighty-five thousand, nine hundred eighty".

Divisors: 1 2 4 5 10 20 119299 238598 477196 596495 1192990 2385980