1228336 has 10 divisors (see below), whose sum is σ = 2379932. Its totient is φ = 614160.

The previous prime is 1228333. The next prime is 1228351. The reversal of 1228336 is 6338221.

It is a self number, because there is not a number n which added to its sum of digits gives 1228336.

It is not an unprimeable number, because it can be changed into a prime (1228333) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 38370 + ... + 38401.

2^1228336 is an apocalyptic number.

1228336 is a gapful number since it is divisible by the number (16) formed by its first and last digit.

It is an amenable number.

1228336 is a deficient number, since it is larger than the sum of its proper divisors (1151596).

1228336 is an equidigital number, since it uses as much as digits as its factorization.

1228336 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 76779 (or 76773 counting only the distinct ones).

The product of its digits is 1728, while the sum is 25.

The square root of 1228336 is about 1108.3032076106. The cubic root of 1228336 is about 107.0957886801.

The spelling of 1228336 in words is "one million, two hundred twenty-eight thousand, three hundred thirty-six".