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8385252 = 2233122541
BaseRepresentation
bin11111111111001011100100
3120210000101220
4133333023210
54121312002
6455420340
7131162541
oct37771344
916700356
108385252
114807a67
1229846b0
1319778b5
141183bc8
15b097bc
hex7ff2e4

8385252 has 24 divisors (see below), whose sum is σ = 20197632. Its totient is φ = 2704800.

The previous prime is 8385239. The next prime is 8385253. The reversal of 8385252 is 2525838.

It is a super-2 number, since 2×83852522 = 140624902207008, which contains 22 as substring.

It is an alternating number because its digits alternate between even and odd.

It is not an unprimeable number, because it can be changed into a prime (8385253) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 10899 + ... + 11642.

It is an arithmetic number, because the mean of its divisors is an integer number (841568).

Almost surely, 28385252 is an apocalyptic number.

It is an amenable number.

8385252 is an abundant number, since it is smaller than the sum of its proper divisors (11812380).

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

8385252 is a wasteful number, since it uses less digits than its factorization.

8385252 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 22579 (or 22577 counting only the distinct ones).

The product of its digits is 19200, while the sum is 33.

The square root of 8385252 is about 2895.7299597856. The cubic root of 8385252 is about 203.1602348975.

The spelling of 8385252 in words is "eight million, three hundred eighty-five thousand, two hundred fifty-two".

Divisors: 1 2 3 4 6 12 31 62 93 124 186 372 22541 45082 67623 90164 135246 270492 698771 1397542 2096313 2795084 4192626 8385252