425105136 has 120 divisors (see below), whose sum is σ = 1275349920. Its totient is φ = 131839488.

The previous prime is 425105039. The next prime is 425105137. The reversal of 425105136 is 631501524.

425105136 is a `hidden beast` number, since 425 + 105 + 136 = 666.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (425105137) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 120810 + ... + 124278.

It is an arithmetic number, because the mean of its divisors is an integer number (10627916).

Almost surely, 2^425105136 is an apocalyptic number.

425105136 is a gapful number since it is divisible by the number (46) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 425105136, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (637674960).

425105136 is an abundant number, since it is smaller than the sum of its proper divisors (850244784).

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

425105136 is a wasteful number, since it uses less digits than its factorization.

425105136 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3543 (or 3534 counting only the distinct ones).

The product of its (nonzero) digits is 3600, while the sum is 27.

The square root of 425105136 is about 20618.0778929560. The cubic root of 425105136 is about 751.9092900243.

The spelling of 425105136 in words is "four hundred twenty-five million, one hundred five thousand, one hundred thirty-six".