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972252 = 2232113239
BaseRepresentation
bin11101101010111011100
31211101200100
43231113130
5222103002
632501100
711156361
oct3552734
91741610
10972252
11604516
123aa790
132806c8
141b4468
1514311c
hexed5dc

972252 has 36 divisors (see below), whose sum is σ = 2489760. Its totient is φ = 319872.

The previous prime is 972229. The next prime is 972259. The reversal of 972252 is 252279.

It is a happy number.

It is a tau number, because it is divible by the number of its divisors (36).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (972259) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 3949 + ... + 4187.

It is an arithmetic number, because the mean of its divisors is an integer number (69160).

2972252 is an apocalyptic number.

It is an amenable number.

972252 is an abundant number, since it is smaller than the sum of its proper divisors (1517508).

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

972252 is a wasteful number, since it uses less digits than its factorization.

972252 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 362 (or 357 counting only the distinct ones).

The product of its digits is 2520, while the sum is 27.

The square root of 972252 is about 986.0283971570. The cubic root of 972252 is about 99.0663772793.

Adding to 972252 its sum of digits (27), we get a palindrome (972279).

The spelling of 972252 in words is "nine hundred seventy-two thousand, two hundred fifty-two".

Divisors: 1 2 3 4 6 9 12 18 36 113 226 239 339 452 478 678 717 956 1017 1356 1434 2034 2151 2868 4068 4302 8604 27007 54014 81021 108028 162042 243063 324084 486126 972252