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4225393 = 31136303
BaseRepresentation
bin10000000111100101110001
321221200011001
4100013211301
52040203033
6230322001
750625634
oct20074561
97850131
104225393
112426667
1214b9301
13b4c343
147bdc1b
15586e7d
hex407971

4225393 has 4 divisors (see below), whose sum is σ = 4361728. Its totient is φ = 4089060.

The previous prime is 4225381. The next prime is 4225411. The reversal of 4225393 is 3935224.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 4225393 - 221 = 2128241 is a prime.

It is an Ulam number.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (4225303) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 68121 + ... + 68182.

It is an arithmetic number, because the mean of its divisors is an integer number (1090432).

Almost surely, 24225393 is an apocalyptic number.

It is an amenable number.

4225393 is a deficient number, since it is larger than the sum of its proper divisors (136335).

4225393 is a wasteful number, since it uses less digits than its factorization.

4225393 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 136334.

The product of its digits is 6480, while the sum is 28.

The square root of 4225393 is about 2055.5760749727. The cubic root of 4225393 is about 161.6673685920.

The spelling of 4225393 in words is "four million, two hundred twenty-five thousand, three hundred ninety-three".

Divisors: 1 31 136303 4225393