425022145 has 16 divisors (see below), whose sum is σ = 524586960. Its totient is φ = 330338304.

The previous prime is 425022139. The next prime is 425022179. The reversal of 425022145 is 541220524.

It can be written as a sum of positive squares in 8 ways, for example, as 620944 + 424401201 = 788^2 + 20601^2 .

It is a cyclic number.

It is not a de Polignac number, because 425022145 - 2⁹ = 425021633 is a prime.

It is an unprimeable number.

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 15 ways as a sum of consecutive naturals, for example, 170629 + ... + 173101.

It is an arithmetic number, because the mean of its divisors is an integer number (32786685).

Almost surely, 2^425022145 is an apocalyptic number.

It is an amenable number.

425022145 is a deficient number, since it is larger than the sum of its proper divisors (99564815).

425022145 is a wasteful number, since it uses less digits than its factorization.

425022145 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3444.

The product of its (nonzero) digits is 3200, while the sum is 25.

The square root of 425022145 is about 20616.0652162337. The cubic root of 425022145 is about 751.8603564313.

Adding to 425022145 its reverse (541220524), we get a palindrome (966242669).

The spelling of 425022145 in words is "four hundred twenty-five million, twenty-two thousand, one hundred forty-five".