Search a number
-
+
2975238 = 233717463
BaseRepresentation
bin1011010110011000000110
312121011021000
423112120012
51230201423
6143434130
734201110
oct13263006
95534230
102975238
111752382
12bb5946
138022c6
145763b0
153db843
hex2d6606

2975238 has 64 divisors (see below), whose sum is σ = 8017920. Its totient is φ = 798336.

The previous prime is 2975237. The next prime is 2975243. The reversal of 2975238 is 8325792.

It is a happy number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2975237) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 6195 + ... + 6657.

It is an arithmetic number, because the mean of its divisors is an integer number (125280).

22975238 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 2975238, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (4008960).

2975238 is an abundant number, since it is smaller than the sum of its proper divisors (5042682).

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

2975238 is a wasteful number, since it uses less digits than its factorization.

2975238 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 498 (or 492 counting only the distinct ones).

The product of its digits is 30240, while the sum is 36.

The square root of 2975238 is about 1724.8878224395. The cubic root of 2975238 is about 143.8270493058.

The spelling of 2975238 in words is "two million, nine hundred seventy-five thousand, two hundred thirty-eight".

Divisors: 1 2 3 6 7 9 14 17 18 21 27 34 42 51 54 63 102 119 126 153 189 238 306 357 378 459 463 714 918 926 1071 1389 2142 2778 3213 3241 4167 6426 6482 7871 8334 9723 12501 15742 19446 23613 25002 29169 47226 55097 58338 70839 87507 110194 141678 165291 175014 212517 330582 425034 495873 991746 1487619 2975238