20466467 has 8 divisors (see below), whose sum is σ = 23868000. Its totient is φ = 17542392.

The previous prime is 20466463. The next prime is 20466469. The reversal of 20466467 is 76466402.

It is a happy number.

It is not a de Polignac number, because 20466467 - 2² = 20466463 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (20466461) by changing a digit.

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 in 7 ways as a sum of consecutive naturals, for example, 29492 + ... + 30177.

It is an arithmetic number, because the mean of its divisors is an integer number (2983500).

Almost surely, 2^20466467 is an apocalyptic number.

20466467 is a deficient number, since it is larger than the sum of its proper divisors (3401533).

20466467 is an frugal number, since it uses more digits than its factorization.

20466467 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 59690 (or 59676 counting only the distinct ones).

The product of its (nonzero) digits is 48384, while the sum is 35.

The square root of 20466467 is about 4523.9879531228. The cubic root of 20466467 is about 273.5358748966.

The spelling of 20466467 in words is "twenty million, four hundred sixty-six thousand, four hundred sixty-seven".