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252454 = 2126227
BaseRepresentation
bin111101101000100110
3110211022011
4331220212
531034304
65224434
72101006
oct755046
9424264
10252454
11162744
1210211a
138aba7
1468006
154ec04
hex3da26

252454 has 4 divisors (see below), whose sum is σ = 378684. Its totient is φ = 126226.

The previous prime is 252449. The next prime is 252457. The reversal of 252454 is 454252.

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

It is a Smith number, since the sum of its digits (22) coincides with the sum of the digits of its prime factors. Since it is squarefree, it is also a hoax number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (252457) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 63112 + ... + 63115.

It is an arithmetic number, because the mean of its divisors is an integer number (94671).

2252454 is an apocalyptic number.

252454 is a deficient number, since it is larger than the sum of its proper divisors (126230).

252454 is a wasteful number, since it uses less digits than its factorization.

252454 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 126229.

The product of its digits is 1600, while the sum is 22.

The square root of 252454 is about 502.4480072605. The cubic root of 252454 is about 63.2015047978.

The spelling of 252454 in words is "two hundred fifty-two thousand, four hundred fifty-four".

Divisors: 1 2 126227 252454