425027089 has 4 divisors (see below), whose sum is σ = 429235380. Its totient is φ = 420818800.

The previous prime is 425027059. The next prime is 425027107. The reversal of 425027089 is 980720524.

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

It can be written as a sum of positive squares in 2 ways, for example, as 317552400 + 107474689 = 17820^2 + 10367^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-425027089 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (425027059) 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, 2103994 + ... + 2104195.

It is an arithmetic number, because the mean of its divisors is an integer number (107308845).

Almost surely, 2^425027089 is an apocalyptic number.

It is an amenable number.

425027089 is a deficient number, since it is larger than the sum of its proper divisors (4208291).

425027089 is a wasteful number, since it uses less digits than its factorization.

425027089 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4208290.

The product of its (nonzero) digits is 40320, while the sum is 37.

The square root of 425027089 is about 20616.1851223741. The cubic root of 425027089 is about 751.8632717172.

The spelling of 425027089 in words is "four hundred twenty-five million, twenty-seven thousand, eighty-nine".