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487916 = 221113853
BaseRepresentation
bin1110111000111101100
3220210021222
41313013230
5111103131
614242512
74101332
oct1670754
9823258
10487916
11303640
121b6438
13141110
14c9b52
159987b
hex771ec

487916 has 24 divisors (see below), whose sum is σ = 1004304. Its totient is φ = 204480.

The previous prime is 487897. The next prime is 487933. The reversal of 487916 is 619784.

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, 146 + ... + 998.

It is an arithmetic number, because the mean of its divisors is an integer number (41846).

2487916 is an apocalyptic number.

It is an amenable number.

487916 is an abundant number, since it is smaller than the sum of its proper divisors (516388).

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

487916 is a wasteful number, since it uses less digits than its factorization.

487916 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 881 (or 879 counting only the distinct ones).

The product of its digits is 12096, while the sum is 35.

The square root of 487916 is about 698.5098424503. The cubic root of 487916 is about 78.7254261110.

The spelling of 487916 in words is "four hundred eighty-seven thousand, nine hundred sixteen".

Divisors: 1 2 4 11 13 22 26 44 52 143 286 572 853 1706 3412 9383 11089 18766 22178 37532 44356 121979 243958 487916