Search a number
-
+
1052228 = 222331129
BaseRepresentation
bin100000000111001000100
31222110101102
410000321010
5232132403
634315232
711641502
oct4007104
91873342
101052228
11659611
12428b18
132aac28
141d5672
1515bb88
hex100e44

1052228 has 12 divisors (see below), whose sum is σ = 1850940. Its totient is φ = 523392.

The previous prime is 1052221. The next prime is 1052231. The reversal of 1052228 is 8222501.

It can be written as a sum of positive squares in 2 ways, for example, as 145924 + 906304 = 382^2 + 952^2 .

It is a super-2 number, since 2×10522282 = 2214367527968, which contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1052221) 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, 368 + ... + 1496.

It is an arithmetic number, because the mean of its divisors is an integer number (154245).

21052228 is an apocalyptic number.

It is an amenable number.

1052228 is a deficient number, since it is larger than the sum of its proper divisors (798712).

1052228 is a wasteful number, since it uses less digits than its factorization.

1052228 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1366 (or 1364 counting only the distinct ones).

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

The square root of 1052228 is about 1025.7816531797. The cubic root of 1052228 is about 101.7114747692.

Adding to 1052228 its reverse (8222501), we get a palindrome (9274729).

The spelling of 1052228 in words is "one million, fifty-two thousand, two hundred twenty-eight".

Divisors: 1 2 4 233 466 932 1129 2258 4516 263057 526114 1052228