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252356 = 221323211
BaseRepresentation
bin111101100111000100
3110211011112
4331213010
531033411
65224152
72100506
oct754704
9424145
10252356
11162665
12102058
138ab30
1467d76
154eb8b
hex3d9c4

252356 has 24 divisors (see below), whose sum is σ = 498624. Its totient is φ = 110880.

The previous prime is 252341. The next prime is 252359. The reversal of 252356 is 653252.

It is a happy number.

252356 is nontrivially palindromic in base 14.

It is a Harshad number since it is a multiple of its sum of digits (23).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (252359) by changing a digit.

252356 is an untouchable number, because it is not equal to the sum of proper divisors of any number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1091 + ... + 1301.

It is an arithmetic number, because the mean of its divisors is an integer number (20776).

2252356 is an apocalyptic number.

252356 is a gapful number since it is divisible by the number (26) formed by its first and last digit.

It is an amenable number.

252356 is a deficient number, since it is larger than the sum of its proper divisors (246268).

252356 is a wasteful number, since it uses less digits than its factorization.

252356 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 251 (or 249 counting only the distinct ones).

The product of its digits is 1800, while the sum is 23.

The square root of 252356 is about 502.3504752660. The cubic root of 252356 is about 63.1933256852.

The spelling of 252356 in words is "two hundred fifty-two thousand, three hundred fifty-six".

Divisors: 1 2 4 13 23 26 46 52 92 211 299 422 598 844 1196 2743 4853 5486 9706 10972 19412 63089 126178 252356