1046344666 has 4 divisors (see below), whose sum is σ = 1569517002. Its totient is φ = 523172332.

The previous prime is 1046344591. The next prime is 1046344667. The reversal of 1046344666 is 6664436401.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 6664436401 = 7 ⋅952062343.

It can be written as a sum of positive squares in only one way, i.e., 774787225 + 271557441 = 27835^2 + 16479^2 .

It is not an unprimeable number, because it can be changed into a prime (1046344667) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 261586165 + ... + 261586168.

Almost surely, 2^1046344666 is an apocalyptic number.

1046344666 is a deficient number, since it is larger than the sum of its proper divisors (523172336).

1046344666 is an equidigital number, since it uses as much as digits as its factorization.

1046344666 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 523172335.

The product of its (nonzero) digits is 248832, while the sum is 40.

The square root of 1046344666 is about 32347.2512897155. The cubic root of 1046344666 is about 1015.2155352902.

The spelling of 1046344666 in words is "one billion, forty-six million, three hundred forty-four thousand, six hundred sixty-six".