1240466 has 4 divisors (see below), whose sum is σ = 1860702. Its totient is φ = 620232.

The previous prime is 1240423. The next prime is 1240483. The reversal of 1240466 is 6640421.

It is a happy number.

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

It can be written as a sum of positive squares in only one way, i.e., 1042441 + 198025 = 1021^2 + 445^2 .

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 310115 + ... + 310118.

2^1240466 is an apocalyptic number.

1240466 is a deficient number, since it is larger than the sum of its proper divisors (620236).

1240466 is an equidigital number, since it uses as much as digits as its factorization.

1240466 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 620235.

The product of its (nonzero) digits is 1152, while the sum is 23.

The square root of 1240466 is about 1113.7620930881. The cubic root of 1240466 is about 107.4471635068.

Adding to 1240466 its reverse (6640421), we get a palindrome (7880887).

The spelling of 1240466 in words is "one million, two hundred forty thousand, four hundred sixty-six".