425208084 has 108 divisors (see below), whose sum is σ = 1207380384. Its totient is φ = 116120928.

The previous prime is 425208083. The next prime is 425208127. The reversal of 425208084 is 480802524.

It is a happy number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (425208083) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 35 ways as a sum of consecutive naturals, for example, 310369 + ... + 311735.

It is an arithmetic number, because the mean of its divisors is an integer number (11179448).

Almost surely, 2^425208084 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 425208084, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (603690192).

425208084 is an abundant number, since it is smaller than the sum of its proper divisors (782172300).

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

425208084 is a wasteful number, since it uses less digits than its factorization.

425208084 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1434 (or 1402 counting only the distinct ones).

The product of its (nonzero) digits is 20480, while the sum is 33.

The square root of 425208084 is about 20620.5742888019. The cubic root of 425208084 is about 751.9699819201.

The spelling of 425208084 in words is "four hundred twenty-five million, two hundred eight thousand, eighty-four".