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472860 = 223253771
BaseRepresentation
bin1110011011100011100
3220000122100
41303130130
5110112420
614045100
74006413
oct1633434
9800570
10472860
112a32a3
121a9790
131372cb
14c447a
1595190
hex7371c

472860 has 72 divisors (see below), whose sum is σ = 1493856. Its totient is φ = 120960.

The previous prime is 472859. The next prime is 472883. The reversal of 472860 is 68274.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 6625 + ... + 6695.

It is an arithmetic number, because the mean of its divisors is an integer number (20748).

2472860 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 472860, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (746928).

472860 is an abundant number, since it is smaller than the sum of its proper divisors (1020996).

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

472860 is a wasteful number, since it uses less digits than its factorization.

472860 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 123 (or 118 counting only the distinct ones).

The product of its (nonzero) digits is 2688, while the sum is 27.

The square root of 472860 is about 687.6481658523. The cubic root of 472860 is about 77.9071874361.

The spelling of 472860 in words is "four hundred seventy-two thousand, eight hundred sixty".

Divisors: 1 2 3 4 5 6 9 10 12 15 18 20 30 36 37 45 60 71 74 90 111 142 148 180 185 213 222 284 333 355 370 426 444 555 639 666 710 740 852 1065 1110 1278 1332 1420 1665 2130 2220 2556 2627 3195 3330 4260 5254 6390 6660 7881 10508 12780 13135 15762 23643 26270 31524 39405 47286 52540 78810 94572 118215 157620 236430 472860