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36349 = 163223
BaseRepresentation
bin1000110111111101
31211212021
420313331
52130344
6440141
7210655
oct106775
954767
1036349
1125345
1219051
1313711
14d365
15ab84
hex8dfd

36349 has 4 divisors (see below), whose sum is σ = 36736. Its totient is φ = 35964.

The previous prime is 36343. The next prime is 36353. The reversal of 36349 is 94363.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4, and also a brilliant number, because the two primes have the same length, and also an emirpimes, since its reverse is a distinct semiprime: 94363 = 197479.

It is a cyclic number.

It is not a de Polignac number, because 36349 - 23 = 36341 is a prime.

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

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (36341) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 52 + ... + 274.

It is an arithmetic number, because the mean of its divisors is an integer number (9184).

236349 is an apocalyptic number.

It is an amenable number.

36349 is a deficient number, since it is larger than the sum of its proper divisors (387).

36349 is a wasteful number, since it uses less digits than its factorization.

36349 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 386.

The product of its digits is 1944, while the sum is 25.

The square root of 36349 is about 190.6541371175. The cubic root of 36349 is about 33.1256306988.

The spelling of 36349 in words is "thirty-six thousand, three hundred forty-nine".

Divisors: 1 163 223 36349