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2801252 = 22821853
BaseRepresentation
bin1010101011111001100100
312021022121002
422223321210
51204120002
6140012432
732544626
oct12537144
95238532
102801252
111643693
12b31118
1377105c
1452cc16
153a5002
hex2abe64

2801252 has 12 divisors (see below), whose sum is σ = 4913916. Its totient is φ = 1397280.

The previous prime is 2801251. The next prime is 2801257. The reversal of 2801252 is 2521082.

It can be written as a sum of positive squares in 2 ways, for example, as 417316 + 2383936 = 646^2 + 1544^2 .

It is not an unprimeable number, because it can be changed into a prime (2801251) 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, 2858 + ... + 3710.

It is an arithmetic number, because the mean of its divisors is an integer number (409493).

22801252 is an apocalyptic number.

It is an amenable number.

2801252 is a deficient number, since it is larger than the sum of its proper divisors (2112664).

2801252 is a wasteful number, since it uses less digits than its factorization.

2801252 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1678 (or 1676 counting only the distinct ones).

The product of its (nonzero) digits is 320, while the sum is 20.

The square root of 2801252 is about 1673.6941178125. The cubic root of 2801252 is about 140.9669791729.

The spelling of 2801252 in words is "two million, eight hundred one thousand, two hundred fifty-two".

Divisors: 1 2 4 821 853 1642 1706 3284 3412 700313 1400626 2801252