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4012449 = 371571217
BaseRepresentation
bin1111010011100110100001
321112212001020
433103212201
52011344244
6222000053
746051050
oct17234641
97485036
104012449
1122a0681
121416029
13aa643c
14766397
15543d19
hex3d39a1

4012449 has 16 divisors (see below), whose sum is σ = 6158208. Its totient is φ = 2276352.

The previous prime is 4012441. The next prime is 4012451. The reversal of 4012449 is 9442104.

It is not a de Polignac number, because 4012449 - 23 = 4012441 is a prime.

It is not an unprimeable number, because it can be changed into a prime (4012441) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 2689 + ... + 3905.

It is an arithmetic number, because the mean of its divisors is an integer number (384888).

Almost surely, 24012449 is an apocalyptic number.

It is an amenable number.

4012449 is a deficient number, since it is larger than the sum of its proper divisors (2145759).

4012449 is a wasteful number, since it uses less digits than its factorization.

4012449 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1384.

The product of its (nonzero) digits is 1152, while the sum is 24.

The square root of 4012449 is about 2003.1098322359. The cubic root of 4012449 is about 158.9046142810.

It can be divided in two parts, 401 and 2449, that added together give a triangular number (2850 = T75).

The spelling of 4012449 in words is "four million, twelve thousand, four hundred forty-nine".

Divisors: 1 3 7 21 157 471 1099 1217 3297 3651 8519 25557 191069 573207 1337483 4012449