450475407 has 12 divisors (see below), whose sum is σ = 668273320. Its totient is φ = 292200048.

The previous prime is 450475391. The next prime is 450475409. The reversal of 450475407 is 704574054.

It is not a de Polignac number, because 450475407 - 2⁴ = 450475391 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (450475409) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 676057 + ... + 676722.

Almost surely, 2^450475407 is an apocalyptic number.

450475407 is a deficient number, since it is larger than the sum of its proper divisors (217797913).

450475407 is a wasteful number, since it uses less digits than its factorization.

450475407 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1352822 (or 1352819 counting only the distinct ones).

The product of its (nonzero) digits is 78400, while the sum is 36.

The square root of 450475407 is about 21224.4059280819. The cubic root of 450475407 is about 766.5791958387.

The spelling of 450475407 in words is "four hundred fifty million, four hundred seventy-five thousand, four hundred seven".