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3242287 = 23294861
BaseRepresentation
bin1100010111100100101111
320002201120201
430113210233
51312223122
6153254331
736362506
oct14274457
96081521
103242287
111914a84
1211043a7
13896a19
1460583d
15440a27
hex31792f

3242287 has 8 divisors (see below), whose sum is σ = 3500640. Its totient is φ = 2993760.

The previous prime is 3242279. The next prime is 3242311. The reversal of 3242287 is 7822423.

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

It is a cyclic number.

It is not a de Polignac number, because 3242287 - 23 = 3242279 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (3242237) 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 7 ways as a sum of consecutive naturals, for example, 1764 + ... + 3097.

It is an arithmetic number, because the mean of its divisors is an integer number (437580).

Almost surely, 23242287 is an apocalyptic number.

3242287 is a deficient number, since it is larger than the sum of its proper divisors (258353).

3242287 is a wasteful number, since it uses less digits than its factorization.

3242287 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4913.

The product of its digits is 5376, while the sum is 28.

The square root of 3242287 is about 1800.6351657124. The cubic root of 3242287 is about 148.0075324873.

The spelling of 3242287 in words is "three million, two hundred forty-two thousand, two hundred eighty-seven".

Divisors: 1 23 29 667 4861 111803 140969 3242287