450250445 has 4 divisors (see below), whose sum is σ = 540300540. Its totient is φ = 360200352.

The previous prime is 450250439. The next prime is 450250501. The reversal of 450250445 is 544052054.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 108222409 + 342028036 = 10403^2 + 18494^2 .

It is a cyclic number.

It is not a de Polignac number, because 450250445 - 2²⁸ = 181814989 is a prime.

It is a Curzon number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 45025040 + ... + 45025049.

It is an arithmetic number, because the mean of its divisors is an integer number (135075135).

Almost surely, 2^450250445 is an apocalyptic number.

It is an amenable number.

450250445 is a deficient number, since it is larger than the sum of its proper divisors (90050095).

450250445 is an equidigital number, since it uses as much as digits as its factorization.

450250445 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 90050094.

The product of its (nonzero) digits is 16000, while the sum is 29.

The square root of 450250445 is about 21219.1056597586. The cubic root of 450250445 is about 766.4515677810.

The spelling of 450250445 in words is "four hundred fifty million, two hundred fifty thousand, four hundred forty-five".