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248473 is a prime number
BaseRepresentation
bin111100101010011001
3110121211201
4330222121
530422343
65154201
72053261
oct745231
9417751
10248473
1115a755
12bb961
1389134
14667a1
154d94d
hex3ca99

248473 has 2 divisors, whose sum is σ = 248474. Its totient is φ = 248472.

The previous prime is 248461. The next prime is 248477. The reversal of 248473 is 374842.

It is the 204-th star number.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 205209 + 43264 = 453^2 + 208^2 .

It is a cyclic number.

It is not a de Polignac number, because 248473 - 25 = 248441 is a prime.

248473 is a lucky number.

It is a nialpdrome in base 12.

It is not a weakly prime, because it can be changed into another prime (248477) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 124236 + 124237.

It is an arithmetic number, because the mean of its divisors is an integer number (124237).

2248473 is an apocalyptic number.

It is an amenable number.

248473 is a deficient number, since it is larger than the sum of its proper divisors (1).

248473 is an equidigital number, since it uses as much as digits as its factorization.

248473 is an evil number, because the sum of its binary digits is even.

The product of its digits is 5376, while the sum is 28.

The square root of 248473 is about 498.4706611226. The cubic root of 248473 is about 62.8675305048.

The spelling of 248473 in words is "two hundred forty-eight thousand, four hundred seventy-three".