453897434 has 16 divisors (see below), whose sum is σ = 690023880. Its totient is φ = 223905600.

The previous prime is 453897421. The next prime is 453897469. The reversal of 453897434 is 434798354.

It can be written as a sum of positive squares in 4 ways, for example, as 366531025 + 87366409 = 19145^2 + 9347^2 .

It is a Curzon number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 55352 + ... + 63020.

Almost surely, 2^453897434 is an apocalyptic number.

453897434 is a deficient number, since it is larger than the sum of its proper divisors (236126446).

453897434 is a wasteful number, since it uses less digits than its factorization.

453897434 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 8065.

The product of its digits is 1451520, while the sum is 47.

The square root of 453897434 is about 21304.8687862657. The cubic root of 453897434 is about 768.5154022385.

The spelling of 453897434 in words is "four hundred fifty-three million, eight hundred ninety-seven thousand, four hundred thirty-four".