450402193 has 4 divisors (see below), whose sum is σ = 464931328. Its totient is φ = 435873060.

The previous prime is 450402149. The next prime is 450402217. The reversal of 450402193 is 391204054.

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 450402193 - 2⁹ = 450401681 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (450402143) 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, 7264521 + ... + 7264582.

It is an arithmetic number, because the mean of its divisors is an integer number (116232832).

Almost surely, 2^450402193 is an apocalyptic number.

It is an amenable number.

450402193 is a deficient number, since it is larger than the sum of its proper divisors (14529135).

450402193 is a wasteful number, since it uses less digits than its factorization.

450402193 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 14529134.

The product of its (nonzero) digits is 4320, while the sum is 28.

The square root of 450402193 is about 21222.6810982967. The cubic root of 450402193 is about 766.5376638859.

The spelling of 450402193 in words is "four hundred fifty million, four hundred two thousand, one hundred ninety-three".