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4689980 = 225234499
BaseRepresentation
bin10001111001000000111100
322211021102222
4101321000330
52200034410
6244304512
754602261
oct21710074
98737388
104689980
112713719
1216a2138
13c82949
148a1268
15629955
hex47903c

4689980 has 12 divisors (see below), whose sum is σ = 9849000. Its totient is φ = 1875984.

The previous prime is 4689973. The next prime is 4689991. The reversal of 4689980 is 899864.

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, 117230 + ... + 117269.

It is an arithmetic number, because the mean of its divisors is an integer number (820750).

Almost surely, 24689980 is an apocalyptic number.

It is an amenable number.

4689980 is an abundant number, since it is smaller than the sum of its proper divisors (5159020).

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

4689980 is a wasteful number, since it uses less digits than its factorization.

4689980 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 234508 (or 234506 counting only the distinct ones).

The product of its (nonzero) digits is 124416, while the sum is 44.

The square root of 4689980 is about 2165.6361651949. The cubic root of 4689980 is about 167.3877468720.

The spelling of 4689980 in words is "four million, six hundred eighty-nine thousand, nine hundred eighty".

Divisors: 1 2 4 5 10 20 234499 468998 937996 1172495 2344990 4689980