193468969 has 4 divisors (see below), whose sum is σ = 193509760. Its totient is φ = 193428180.

The previous prime is 193468943. The next prime is 193468973. The reversal of 193468969 is 969864391.

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, and also an emirpimes, since its reverse is a distinct semiprime: 969864391 = 23 ⋅42168017.

It is a cyclic number.

It is not a de Polignac number, because 193468969 - 2¹⁷ = 193337897 is a prime.

It is a super-2 number, since 2×193468969² = 74860483931845922, which contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (193468069) 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 3 ways as a sum of consecutive naturals, for example, 12177 + ... + 23134.

It is an arithmetic number, because the mean of its divisors is an integer number (48377440).

Almost surely, 2^193468969 is an apocalyptic number.

It is an amenable number.

193468969 is a deficient number, since it is larger than the sum of its proper divisors (40791).

193468969 is an equidigital number, since it uses as much as digits as its factorization.

193468969 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 40790.

The product of its digits is 2519424, while the sum is 55.

The square root of 193468969 is about 13909.3123122604. The cubic root of 193468969 is about 578.3673556619.

The spelling of 193468969 in words is "one hundred ninety-three million, four hundred sixty-eight thousand, nine hundred sixty-nine".