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4124428 = 2272111913
BaseRepresentation
bin1111101110111100001100
321202112122121
433232330030
52023440203
6224222324
750025400
oct17567414
97675577
104124428
112367820
12146a9a4
13b153b9
14795100
155670bd
hex3eef0c

4124428 has 36 divisors (see below), whose sum is σ = 9164232. Its totient is φ = 1606080.

The previous prime is 4124411. The next prime is 4124437. The reversal of 4124428 is 8244214.

It is a hoax number, since the sum of its digits (25) coincides with the sum of the digits of its distinct prime factors.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 1200 + ... + 3112.

It is an arithmetic number, because the mean of its divisors is an integer number (254562).

Almost surely, 24124428 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 4124428, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (4582116).

4124428 is an abundant number, since it is smaller than the sum of its proper divisors (5039804).

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

4124428 is a wasteful number, since it uses less digits than its factorization.

4124428 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1942 (or 1933 counting only the distinct ones).

The product of its digits is 2048, while the sum is 25.

The square root of 4124428 is about 2030.8687796113. The cubic root of 4124428 is about 160.3693031889.

The spelling of 4124428 in words is "four million, one hundred twenty-four thousand, four hundred twenty-eight".

Divisors: 1 2 4 7 11 14 22 28 44 49 77 98 154 196 308 539 1078 1913 2156 3826 7652 13391 21043 26782 42086 53564 84172 93737 147301 187474 294602 374948 589204 1031107 2062214 4124428