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492101 = 2971239
BaseRepresentation
bin1111000001001000101
3221000000222
41320021011
5111221401
614314125
74116461
oct1701105
9830028
10492101
113067a5
121b8945
13142cac
14cb4a1
159ac1b
hex78245

492101 has 8 divisors (see below), whose sum is σ = 518400. Its totient is φ = 466480.

The previous prime is 492083. The next prime is 492103. The reversal of 492101 is 101294.

It is a happy number.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2k-492101 is a prime.

It is an alternating number because its digits alternate between even and odd.

It is a deceptive number, since it divides R492100.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 492101.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (492103) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1940 + ... + 2178.

It is an arithmetic number, because the mean of its divisors is an integer number (64800).

2492101 is an apocalyptic number.

It is an amenable number.

492101 is a deficient number, since it is larger than the sum of its proper divisors (26299).

492101 is a wasteful number, since it uses less digits than its factorization.

492101 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 339.

The product of its (nonzero) digits is 72, while the sum is 17.

The square root of 492101 is about 701.4991090515. The cubic root of 492101 is about 78.9498693867.

Adding to 492101 its reverse (101294), we get a palindrome (593395).

The spelling of 492101 in words is "four hundred ninety-two thousand, one hundred one".

Divisors: 1 29 71 239 2059 6931 16969 492101