453440425 has 12 divisors (see below), whose sum is σ = 562648140. Its totient is φ = 362505920.

The previous prime is 453440417. The next prime is 453440447. The reversal of 453440425 is 524044354.

It can be written as a sum of positive squares in 6 ways, for example, as 1792921 + 451647504 = 1339^2 + 21252^2 .

It is not a de Polignac number, because 453440425 - 2³ = 453440417 is a prime.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 37419 + ... + 48031.

It is an arithmetic number, because the mean of its divisors is an integer number (46887345).

Almost surely, 2^453440425 is an apocalyptic number.

It is an amenable number.

453440425 is a deficient number, since it is larger than the sum of its proper divisors (109207715).

453440425 is a wasteful number, since it uses less digits than its factorization.

453440425 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 12332 (or 12327 counting only the distinct ones).

The product of its (nonzero) digits is 38400, while the sum is 31.

The square root of 453440425 is about 21294.1406260032. The cubic root of 453440425 is about 768.2573877103.

Adding to 453440425 its reverse (524044354), we get a palindrome (977484779).

The spelling of 453440425 in words is "four hundred fifty-three million, four hundred forty thousand, four hundred twenty-five".