Search a number
-
+
38006422 = 2191975077
BaseRepresentation
bin1001000011111…
…0111010010110
32122111221000021
42100332322112
534212201142
63434335354
7641022616
oct220767226
978457007
1038006422
111a4a9873
121088a55a
137b4930c
145094a46
15350b267
hex243ee96

38006422 has 16 divisors (see below), whose sum is σ = 60326640. Its totient is φ = 17908128.

The previous prime is 38006399. The next prime is 38006431. The reversal of 38006422 is 22460083.

It is a happy number.

It is a super-2 number, since 2×380064222 = 2888976226484168, which contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 4948 + ... + 10024.

It is an arithmetic number, because the mean of its divisors is an integer number (3770415).

Almost surely, 238006422 is an apocalyptic number.

38006422 is a deficient number, since it is larger than the sum of its proper divisors (22320218).

38006422 is a wasteful number, since it uses less digits than its factorization.

38006422 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5295.

The product of its (nonzero) digits is 2304, while the sum is 25.

The square root of 38006422 is about 6164.9348739464. The cubic root of 38006422 is about 336.2164787412.

It can be divided in two parts, 3800 and 6422, that multiplied together give a square (24403600 = 49402).

The spelling of 38006422 in words is "thirty-eight million, six thousand, four hundred twenty-two".

Divisors: 1 2 19 38 197 394 3743 5077 7486 10154 96463 192926 1000169 2000338 19003211 38006422