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252577 = 1319429
BaseRepresentation
bin111101101010100001
3110211110201
4331222201
531040302
65225201
72101243
oct755241
9424421
10252577
11162846
12102201
138ac70
1468093
154ec87
hex3daa1

252577 has 4 divisors (see below), whose sum is σ = 272020. Its totient is φ = 233136.

The previous prime is 252559. The next prime is 252583. The reversal of 252577 is 775252.

252577 is nontrivially palindromic in base 12.

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

It can be written as a sum of positive squares in 2 ways, for example, as 13456 + 239121 = 116^2 + 489^2 .

It is a cyclic number.

It is not a de Polignac number, because 252577 - 27 = 252449 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (252277) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 9702 + ... + 9727.

It is an arithmetic number, because the mean of its divisors is an integer number (68005).

2252577 is an apocalyptic number.

It is an amenable number.

252577 is a deficient number, since it is larger than the sum of its proper divisors (19443).

252577 is a wasteful number, since it uses less digits than its factorization.

252577 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 19442.

The product of its digits is 4900, while the sum is 28.

The square root of 252577 is about 502.5703930794. The cubic root of 252577 is about 63.2117674238.

The spelling of 252577 in words is "two hundred fifty-two thousand, five hundred seventy-seven".

Divisors: 1 13 19429 252577