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2857252 = 225912107
BaseRepresentation
bin1010111001100100100100
312101011102011
422321210210
51212413002
6141124004
733200116
oct12714444
95334364
102857252
111681772
12b59604
137906a8
145453b6
153b68d7
hex2b9924

2857252 has 12 divisors (see below), whose sum is σ = 5085360. Its totient is φ = 1404296.

The previous prime is 2857247. The next prime is 2857259. The reversal of 2857252 is 2527582.

It is not an unprimeable number, because it can be changed into a prime (2857259) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 5818 + ... + 6289.

It is an arithmetic number, because the mean of its divisors is an integer number (423780).

22857252 is an apocalyptic number.

It is an amenable number.

2857252 is a deficient number, since it is larger than the sum of its proper divisors (2228108).

2857252 is a wasteful number, since it uses less digits than its factorization.

2857252 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 12170 (or 12168 counting only the distinct ones).

The product of its digits is 11200, while the sum is 31.

The square root of 2857252 is about 1690.3407940412. The cubic root of 2857252 is about 141.9001480129.

The spelling of 2857252 in words is "two million, eight hundred fifty-seven thousand, two hundred fifty-two".

Divisors: 1 2 4 59 118 236 12107 24214 48428 714313 1428626 2857252