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475480 = 23511887
BaseRepresentation
bin1110100000101011000
3220011020101
41310011120
5110203410
614105144
74020145
oct1640530
9804211
10475480
112a5265
121ab1b4
13138565
14c53cc
1595d3a
hex74158

475480 has 16 divisors (see below), whose sum is σ = 1069920. Its totient is φ = 190176.

The previous prime is 475469. The next prime is 475483. The reversal of 475480 is 84574.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (475483) 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, 5904 + ... + 5983.

It is an arithmetic number, because the mean of its divisors is an integer number (66870).

2475480 is an apocalyptic number.

475480 is a gapful number since it is divisible by the number (40) formed by its first and last digit.

It is an amenable number.

475480 is an abundant number, since it is smaller than the sum of its proper divisors (594440).

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

475480 is a wasteful number, since it uses less digits than its factorization.

475480 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 11898 (or 11894 counting only the distinct ones).

The product of its (nonzero) digits is 4480, while the sum is 28.

The square root of 475480 is about 689.5505782754. The cubic root of 475480 is about 78.0508106370.

The spelling of 475480 in words is "four hundred seventy-five thousand, four hundred eighty".

Divisors: 1 2 4 5 8 10 20 40 11887 23774 47548 59435 95096 118870 237740 475480