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4213388 = 221053347
BaseRepresentation
bin10000000100101010001100
321221001200102
4100010222030
52034312023
6230150232
750545634
oct20045214
97831612
104213388
112418643
1214b2378
13b46a3a
147b96c4
15583628
hex404a8c

4213388 has 6 divisors (see below), whose sum is σ = 7373436. Its totient is φ = 2106692.

The previous prime is 4213379. The next prime is 4213397. The reversal of 4213388 is 8833124.

It is a happy number.

It is an interprime number because it is at equal distance from previous prime (4213379) and next prime (4213397).

It is a self number, because there is not a number n which added to its sum of digits gives 4213388.

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 as a sum of consecutive naturals, namely, 526670 + ... + 526677.

It is an arithmetic number, because the mean of its divisors is an integer number (1228906).

Almost surely, 24213388 is an apocalyptic number.

It is an amenable number.

4213388 is a deficient number, since it is larger than the sum of its proper divisors (3160048).

4213388 is a wasteful number, since it uses less digits than its factorization.

4213388 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1053351 (or 1053349 counting only the distinct ones).

The product of its digits is 4608, while the sum is 29.

The square root of 4213388 is about 2052.6538919165. The cubic root of 4213388 is about 161.5141159659.

The spelling of 4213388 in words is "four million, two hundred thirteen thousand, three hundred eighty-eight".

Divisors: 1 2 4 1053347 2106694 4213388