451442425 has 24 divisors (see below), whose sum is σ = 640584000. Its totient is φ = 309161280.

The previous prime is 451442399. The next prime is 451442441. The reversal of 451442425 is 524244154.

It is not a de Polignac number, because 451442425 - 2¹¹ = 451440377 is a prime.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 214026 + ... + 216124.

It is an arithmetic number, because the mean of its divisors is an integer number (26691000).

Almost surely, 2^451442425 is an apocalyptic number.

It is an amenable number.

451442425 is a deficient number, since it is larger than the sum of its proper divisors (189141575).

451442425 is a wasteful number, since it uses less digits than its factorization.

451442425 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3345 (or 3340 counting only the distinct ones).

The product of its digits is 25600, while the sum is 31.

The square root of 451442425 is about 21247.1745180389. The cubic root of 451442425 is about 767.1273323659.

Adding to 451442425 its reverse (524244154), we get a palindrome (975686579).

The spelling of 451442425 in words is "four hundred fifty-one million, four hundred forty-two thousand, four hundred twenty-five".