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14227493 = 721032819
BaseRepresentation
bin110110010001…
…100000100101
3222202211110012
4312101200211
512120234433
61224540005
7231634400
oct66214045
928684405
1014227493
118038365
124921605
132c41b47
141c64d37
1513b0848
hexd91825

14227493 has 12 divisors (see below), whose sum is σ = 16716960. Its totient is φ = 12072312.

The previous prime is 14227483. The next prime is 14227531. The reversal of 14227493 is 39472241.

It is not a de Polignac number, because 14227493 - 28 = 14227237 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (14227483) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 3638 + ... + 6456.

It is an arithmetic number, because the mean of its divisors is an integer number (1393080).

Almost surely, 214227493 is an apocalyptic number.

It is an amenable number.

14227493 is a deficient number, since it is larger than the sum of its proper divisors (2489467).

14227493 is a wasteful number, since it uses less digits than its factorization.

14227493 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2936 (or 2929 counting only the distinct ones).

The product of its digits is 12096, while the sum is 32.

The square root of 14227493 is about 3771.9349146028. The cubic root of 14227493 is about 242.3126721357.

The spelling of 14227493 in words is "fourteen million, two hundred twenty-seven thousand, four hundred ninety-three".

Divisors: 1 7 49 103 721 2819 5047 19733 138131 290357 2032499 14227493