425122500 has 120 divisors (see below), whose sum is σ = 1352492064. Its totient is φ = 103040000.

The previous prime is 425122493. The next prime is 425122507. The reversal of 425122500 is 5221524.

It is a happy number.

It is an interprime number because it is at equal distance from previous prime (425122493) and next prime (425122507).

It is not an unprimeable number, because it can be changed into a prime (425122507) by changing a digit.

It is a polite number, since it can be written in 39 ways as a sum of consecutive naturals, for example, 79924 + ... + 85076.

Almost surely, 2^425122500 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 425122500, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (676246032).

425122500 is an abundant number, since it is smaller than the sum of its proper divisors (927369564).

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

425122500 is a wasteful number, since it uses less digits than its factorization.

425122500 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5191 (or 5174 counting only the distinct ones).

The product of its (nonzero) digits is 800, while the sum is 21.

The square root of 425122500 is about 20618.4989754347. The cubic root of 425122500 is about 751.9195274723.

The spelling of 425122500 in words is "four hundred twenty-five million, one hundred twenty-two thousand, five hundred".