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1030222 = 2515111
BaseRepresentation
bin11111011100001001110
31221100012101
43323201032
5230431342
634025314
711520364
oct3734116
91840171
101030222
11644026
1241823a
132a0bcb
141cb634
151553b7
hexfb84e

1030222 has 4 divisors (see below), whose sum is σ = 1545336. Its totient is φ = 515110.

The previous prime is 1030219. The next prime is 1030241. The reversal of 1030222 is 2220301.

It is a semiprime because it is the product of two primes.

It is a super-2 number, since 2×10302222 = 2122714738568, which contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 1030199 and 1030208.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 257554 + ... + 257557.

It is an arithmetic number, because the mean of its divisors is an integer number (386334).

21030222 is an apocalyptic number.

1030222 is a deficient number, since it is larger than the sum of its proper divisors (515114).

1030222 is an equidigital number, since it uses as much as digits as its factorization.

1030222 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 515113.

The product of its (nonzero) digits is 24, while the sum is 10.

The square root of 1030222 is about 1014.9985221664. The cubic root of 1030222 is about 100.9974184878.

Adding to 1030222 its reverse (2220301), we get a palindrome (3250523).

The spelling of 1030222 in words is "one million, thirty thousand, two hundred twenty-two".

Divisors: 1 2 515111 1030222