425056770 has 96 divisors (see below), whose sum is σ = 1151982000. Its totient is φ = 108605952.

The previous prime is 425056739. The next prime is 425056789. The reversal of 425056770 is 77650524.

425056770 is a `hidden beast` number, since 4 + 25 + 0 + 567 + 70 = 666.

It can be written as a sum of positive squares in 8 ways, for example, as 236021769 + 189035001 = 15363^2 + 13749^2 .

It is an unprimeable number.

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 47 ways as a sum of consecutive naturals, for example, 388344 + ... + 389436.

Almost surely, 2^425056770 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 425056770, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (575991000).

425056770 is an abundant number, since it is smaller than the sum of its proper divisors (726925230).

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

425056770 is a wasteful number, since it uses less digits than its factorization.

425056770 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1284 (or 1281 counting only the distinct ones).

The product of its (nonzero) digits is 58800, while the sum is 36.

The square root of 425056770 is about 20616.9049568552. The cubic root of 425056770 is about 751.8807729815.

The spelling of 425056770 in words is "four hundred twenty-five million, fifty-six thousand, seven hundred seventy".