1230366 has 16 divisors (see below), whose sum is σ = 2513664. Its totient is φ = 401304.

The previous prime is 1230349. The next prime is 1230367. The reversal of 1230366 is 6630321.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1230367) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1900 + ... + 2463.

It is an arithmetic number, because the mean of its divisors is an integer number (157104).

2^1230366 is an apocalyptic number.

1230366 is an abundant number, since it is smaller than the sum of its proper divisors (1283298).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

1230366 is a wasteful number, since it uses less digits than its factorization.

1230366 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4415.

The product of its (nonzero) digits is 648, while the sum is 21.

The square root of 1230366 is about 1109.2186439111. The cubic root of 1230366 is about 107.1547532188.

Adding to 1230366 its reverse (6630321), we get a palindrome (7860687).

It can be divided in two parts, 1230 and 366, that added together give a triangular number (1596 = T₅₆).

The spelling of 1230366 in words is "one million, two hundred thirty thousand, three hundred sixty-six".