425284655 has 4 divisors (see below), whose sum is σ = 510341592. Its totient is φ = 340227720.

The previous prime is 425284627. The next prime is 425284669. The reversal of 425284655 is 556482524.

It is a semiprime because it is the product of two primes.

It is not a de Polignac number, because 425284655 - 2⁸ = 425284399 is a prime.

It is a Duffinian number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 42528461 + ... + 42528470.

It is an arithmetic number, because the mean of its divisors is an integer number (127585398).

Almost surely, 2^425284655 is an apocalyptic number.

425284655 is a deficient number, since it is larger than the sum of its proper divisors (85056937).

425284655 is an equidigital number, since it uses as much as digits as its factorization.

425284655 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 85056936.

The product of its digits is 384000, while the sum is 41.

The square root of 425284655 is about 20622.4308702927. The cubic root of 425284655 is about 752.0151171842.

The spelling of 425284655 in words is "four hundred twenty-five million, two hundred eighty-four thousand, six hundred fifty-five".