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488397 = 37131789
BaseRepresentation
bin1110111001111001101
3220210221210
41313033031
5111112042
614245033
74102620
oct1671715
9823853
10488397
11303a38
121b6779
131413c0
14c9db7
1599a9c
hex773cd

488397 has 16 divisors (see below), whose sum is σ = 801920. Its totient is φ = 257472.

The previous prime is 488381. The next prime is 488399. The reversal of 488397 is 793884.

It is not a de Polignac number, because 488397 - 24 = 488381 is a prime.

It is a Smith number, since the sum of its digits (39) coincides with the sum of the digits of its prime factors. Since it is squarefree, it is also a hoax number.

It is a Harshad number since it is a multiple of its sum of digits (39).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (488399) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 622 + ... + 1167.

It is an arithmetic number, because the mean of its divisors is an integer number (50120).

2488397 is an apocalyptic number.

It is an amenable number.

488397 is a deficient number, since it is larger than the sum of its proper divisors (313523).

488397 is a wasteful number, since it uses less digits than its factorization.

488397 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1812.

The product of its digits is 48384, while the sum is 39.

The square root of 488397 is about 698.8540620187. The cubic root of 488397 is about 78.7512874569.

The spelling of 488397 in words is "four hundred eighty-eight thousand, three hundred ninety-seven".

Divisors: 1 3 7 13 21 39 91 273 1789 5367 12523 23257 37569 69771 162799 488397