425256454 has 8 divisors (see below), whose sum is σ = 729011088. Its totient is φ = 182252760.

The previous prime is 425256449. The next prime is 425256457. The reversal of 425256454 is 454652524.

It is a happy number.

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

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (425256457) by changing a digit.

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, 15187717 + ... + 15187744.

It is an arithmetic number, because the mean of its divisors is an integer number (91126386).

Almost surely, 2^425256454 is an apocalyptic number.

425256454 is a deficient number, since it is larger than the sum of its proper divisors (303754634).

425256454 is a wasteful number, since it uses less digits than its factorization.

425256454 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 30375470.

The product of its digits is 192000, while the sum is 37.

The square root of 425256454 is about 20621.7471131813. The cubic root of 425256454 is about 751.9984945552.

It can be divided in two parts, 4252 and 56454, that added together give a palindrome (60706).

The spelling of 425256454 in words is "four hundred twenty-five million, two hundred fifty-six thousand, four hundred fifty-four".