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495642 = 23711801
BaseRepresentation
bin1111001000000011010
3221011220010
41321000122
5111330032
614342350
74133010
oct1710032
9834803
10495642
11309424
121ba9b6
131447a4
14cc8b0
159bccc
hex7901a

495642 has 16 divisors (see below), whose sum is σ = 1132992. Its totient is φ = 141600.

The previous prime is 495637. The next prime is 495647. The reversal of 495642 is 246594.

495642 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It is an interprime number because it is at equal distance from previous prime (495637) and next prime (495647).

It is a plaindrome in base 15.

It is not an unprimeable number, because it can be changed into a prime (495647) by changing a digit.

495642 is an untouchable number, because it is not equal to the sum of proper divisors of any number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 5859 + ... + 5942.

It is an arithmetic number, because the mean of its divisors is an integer number (70812).

2495642 is an apocalyptic number.

495642 is a gapful number since it is divisible by the number (42) formed by its first and last digit.

495642 is an abundant number, since it is smaller than the sum of its proper divisors (637350).

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

495642 is a wasteful number, since it uses less digits than its factorization.

495642 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 11813.

The product of its digits is 8640, while the sum is 30.

The square root of 495642 is about 704.0184656669. The cubic root of 495642 is about 79.1387829163.

The spelling of 495642 in words is "four hundred ninety-five thousand, six hundred forty-two".

Divisors: 1 2 3 6 7 14 21 42 11801 23602 35403 70806 82607 165214 247821 495642