453450386 has 8 divisors (see below), whose sum is σ = 682103484. Its totient is φ = 226082560.

The previous prime is 453450379. The next prime is 453450391. The reversal of 453450386 is 683054354.

It can be written as a sum of positive squares in 2 ways, for example, as 435515161 + 17935225 = 20869^2 + 4235^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 320435 + ... + 321846.

Almost surely, 2^453450386 is an apocalyptic number.

453450386 is a deficient number, since it is larger than the sum of its proper divisors (228653098).

453450386 is a wasteful number, since it uses less digits than its factorization.

453450386 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 642636.

The product of its (nonzero) digits is 172800, while the sum is 38.

The square root of 453450386 is about 21294.3745153503. The cubic root of 453450386 is about 768.2630132607.

The spelling of 453450386 in words is "four hundred fifty-three million, four hundred fifty thousand, three hundred eighty-six".