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2284474 = 21142237
BaseRepresentation
bin1000101101101110111010
311022001201011
420231232322
51041100344
6120544134
725263163
oct10555672
94261634
102284474
1113203a5
1292204a
1361ca7a
1443676a
15301d34
hex22dbba

2284474 has 4 divisors (see below), whose sum is σ = 3426714. Its totient is φ = 1142236.

The previous prime is 2284441. The next prime is 2284481. The reversal of 2284474 is 4744822.

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

It can be written as a sum of positive squares in only one way, i.e., 1550025 + 734449 = 1245^2 + 857^2 .

It is an Ulam number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 571117 + ... + 571120.

22284474 is an apocalyptic number.

2284474 is a deficient number, since it is larger than the sum of its proper divisors (1142240).

2284474 is a wasteful number, since it uses less digits than its factorization.

2284474 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1142239.

The product of its digits is 14336, while the sum is 31.

The square root of 2284474 is about 1511.4476504332. The cubic root of 2284474 is about 131.7029208147.

The spelling of 2284474 in words is "two million, two hundred eighty-four thousand, four hundred seventy-four".

Divisors: 1 2 1142237 2284474