450664433 has 4 divisors (see below), whose sum is σ = 450713328. Its totient is φ = 450615540.

The previous prime is 450664429. The next prime is 450664469. The reversal of 450664433 is 334466054.

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 a brilliant number, because the two primes have the same length.

It is a cyclic number.

It is not a de Polignac number, because 450664433 - 2² = 450664429 is a prime.

It is a super-2 number, since 2×450664433² = 406196862342422978, which contains 22 as substring.

It is a Duffinian number.

It is a Curzon number.

It is a junction number, because it is equal to n+sod(n) for n = 450664393 and 450664402.

It is not an unprimeable number, because it can be changed into a prime (450664733) 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, 5963 + ... + 30608.

It is an arithmetic number, because the mean of its divisors is an integer number (112678332).

Almost surely, 2^450664433 is an apocalyptic number.

It is an amenable number.

450664433 is a deficient number, since it is larger than the sum of its proper divisors (48895).

450664433 is a wasteful number, since it uses less digits than its factorization.

450664433 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 48894.

The product of its (nonzero) digits is 103680, while the sum is 35.

The square root of 450664433 is about 21228.8584949827. The cubic root of 450664433 is about 766.6864034196.

The spelling of 450664433 in words is "four hundred fifty million, six hundred sixty-four thousand, four hundred thirty-three".