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2144694 = 232711319
BaseRepresentation
bin1000001011100110110110
311000221222010
420023212312
51022112234
6113545050
724141516
oct10134666
94027863
102144694
111235382
12875186
135a1266
143db846
152c56e9
hex20b9b6

2144694 has 16 divisors (see below), whose sum is σ = 4308480. Its totient is φ = 711720.

The previous prime is 2144689. The next prime is 2144707. The reversal of 2144694 is 4964412.

2144694 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 967 + ... + 2285.

It is an arithmetic number, because the mean of its divisors is an integer number (269280).

22144694 is an apocalyptic number.

2144694 is an abundant number, since it is smaller than the sum of its proper divisors (2163786).

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

2144694 is a wasteful number, since it uses less digits than its factorization.

2144694 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1595.

The product of its digits is 6912, while the sum is 30.

The square root of 2144694 is about 1464.4773811842. The cubic root of 2144694 is about 128.9600260736.

The spelling of 2144694 in words is "two million, one hundred forty-four thousand, six hundred ninety-four".

Divisors: 1 2 3 6 271 542 813 1319 1626 2638 3957 7914 357449 714898 1072347 2144694