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64275 = 352857
BaseRepresentation
bin1111101100010011
310021011120
433230103
54024100
61213323
7355251
oct175423
9107146
1064275
1144322
1231243
1323343
14195d1
15140a0
hexfb13

64275 has 12 divisors (see below), whose sum is σ = 106392. Its totient is φ = 34240.

The previous prime is 64271. The next prime is 64279. The reversal of 64275 is 57246.

It is a happy number.

It is an interprime number because it is at equal distance from previous prime (64271) and next prime (64279).

It is not a de Polignac number, because 64275 - 22 = 64271 is a prime.

64275 is a lucky number.

It is a nialpdrome in base 11.

It is not an unprimeable number, because it can be changed into a prime (64271) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 354 + ... + 503.

It is an arithmetic number, because the mean of its divisors is an integer number (8866).

264275 is an apocalyptic number.

64275 is a deficient number, since it is larger than the sum of its proper divisors (42117).

64275 is a wasteful number, since it uses less digits than its factorization.

64275 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 870 (or 865 counting only the distinct ones).

The product of its digits is 1680, while the sum is 24.

The square root of 64275 is about 253.5251466817. The cubic root of 64275 is about 40.0572098036.

It can be divided in two parts, 642 and 75, that added together give a palindrome (717).

The spelling of 64275 in words is "sixty-four thousand, two hundred seventy-five".

Divisors: 1 3 5 15 25 75 857 2571 4285 12855 21425 64275