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252259 = 736037
BaseRepresentation
bin111101100101100011
3110211000221
4331211203
531033014
65223511
72100310
oct754543
9424027
10252259
11162587
12101b97
138aa87
1467d07
154eb24
hex3d963

252259 has 4 divisors (see below), whose sum is σ = 288304. Its totient is φ = 216216.

The previous prime is 252253. The next prime is 252277. The reversal of 252259 is 952252.

It is a semiprime because it is the product of two primes.

It is not a de Polignac number, because 252259 - 215 = 219491 is a prime.

It is a Duffinian number.

252259 is a modest number, since divided by 259 gives 252 as remainder.

It is not an unprimeable number, because it can be changed into a prime (252253) 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, 18012 + ... + 18025.

It is an arithmetic number, because the mean of its divisors is an integer number (72076).

2252259 is an apocalyptic number.

252259 is a deficient number, since it is larger than the sum of its proper divisors (36045).

252259 is an equidigital number, since it uses as much as digits as its factorization.

252259 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 36044.

The product of its digits is 1800, while the sum is 25.

The square root of 252259 is about 502.2539198453. The cubic root of 252259 is about 63.1852279474.

The spelling of 252259 in words is "two hundred fifty-two thousand, two hundred fifty-nine".

Divisors: 1 7 36037 252259