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2894144 = 26114111
BaseRepresentation
bin1011000010100101000000
312110001000112
423002211000
51220103034
6142010452
733412511
oct13024500
95401015
102894144
1116a7460
12b76a28
137a4416
14554a08
153c27ce
hex2c2940

2894144 has 28 divisors (see below), whose sum is σ = 6266688. Its totient is φ = 1315200.

The previous prime is 2894123. The next prime is 2894153. The reversal of 2894144 is 4414982.

It is a Harshad number since it is a multiple of its sum of digits (32).

It is a self number, because there is not a number n which added to its sum of digits gives 2894144.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (7) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1352 + ... + 2759.

22894144 is an apocalyptic number.

It is an amenable number.

2894144 is an abundant number, since it is smaller than the sum of its proper divisors (3372544).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

2894144 is a wasteful number, since it uses less digits than its factorization.

2894144 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4134 (or 4124 counting only the distinct ones).

The product of its digits is 9216, while the sum is 32.

The square root of 2894144 is about 1701.2183869216. The cubic root of 2894144 is about 142.5082625762.

The spelling of 2894144 in words is "two million, eight hundred ninety-four thousand, one hundred forty-four".