425622500 has 30 divisors (see below), whose sum is σ = 930756750. Its totient is φ = 170248000.

The previous prime is 425622497. The next prime is 425622511. The reversal of 425622500 is 5226524.

It can be written as a sum of positive squares in 5 ways, for example, as 269222464 + 156400036 = 16408^2 + 12506^2 .

It is a self number, because there is not a number n which added to its sum of digits gives 425622500.

It is an unprimeable number.

It is a polite number, since it can be written in 9 ways as a sum of consecutive naturals, for example, 82625 + ... + 87624.

It is an arithmetic number, because the mean of its divisors is an integer number (31025225).

Almost surely, 2^425622500 is an apocalyptic number.

It is an amenable number.

425622500 is an abundant number, since it is smaller than the sum of its proper divisors (505134250).

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

425622500 is a wasteful number, since it uses less digits than its factorization.

425622500 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 170273 (or 170256 counting only the distinct ones).

The product of its (nonzero) digits is 4800, while the sum is 26.

The square root of 425622500 is about 20630.6204463172. The cubic root of 425622500 is about 752.2141974143.

The spelling of 425622500 in words is "four hundred twenty-five million, six hundred twenty-two thousand, five hundred".