425653434 has 16 divisors (see below), whose sum is σ = 945896640. Its totient is φ = 141884460.

The previous prime is 425653421. The next prime is 425653457. The reversal of 425653434 is 434356524.

425653434 is a `hidden beast` number, since 42 + 56 + 534 + 34 = 666.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 3941182 + ... + 3941289.

It is an arithmetic number, because the mean of its divisors is an integer number (59118540).

Almost surely, 2^425653434 is an apocalyptic number.

425653434 is an abundant number, since it is smaller than the sum of its proper divisors (520243206).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

425653434 is a wasteful number, since it uses less digits than its factorization.

425653434 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7882482 (or 7882476 counting only the distinct ones).

The product of its digits is 172800, while the sum is 36.

The square root of 425653434 is about 20631.3701435460. The cubic root of 425653434 is about 752.2324204721.

The spelling of 425653434 in words is "four hundred twenty-five million, six hundred fifty-three thousand, four hundred thirty-four".