17424961 has 4 divisors (see below), whose sum is σ = 18182592. Its totient is φ = 16667332.

The previous prime is 17424941. The next prime is 17424971. The reversal of 17424961 is 16942471.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 17424961 - 2⁵ = 17424929 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (17424941) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 378781 + ... + 378826.

It is an arithmetic number, because the mean of its divisors is an integer number (4545648).

Almost surely, 2^17424961 is an apocalyptic number.

It is an amenable number.

17424961 is a deficient number, since it is larger than the sum of its proper divisors (757631).

17424961 is an equidigital number, since it uses as much as digits as its factorization.

17424961 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 757630.

The product of its digits is 12096, while the sum is 34.

The square root of 17424961 is about 4174.3216215333. The cubic root of 17424961 is about 259.2530881280.

It can be divided in two parts, 17424 and 961, that multiplied together give a square (16744464 = 4092²).

The spelling of 17424961 in words is "seventeen million, four hundred twenty-four thousand, nine hundred sixty-one".