425344870 has 16 divisors (see below), whose sum is σ = 765939888. Its totient is φ = 170067040.

The previous prime is 425344861. The next prime is 425344873. The reversal of 425344870 is 78443524.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (425344873) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 21177 + ... + 36043.

It is an arithmetic number, because the mean of its divisors is an integer number (47871243).

Almost surely, 2^425344870 is an apocalyptic number.

425344870 is a deficient number, since it is larger than the sum of its proper divisors (340595018).

425344870 is a wasteful number, since it uses less digits than its factorization.

425344870 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 17735.

The product of its (nonzero) digits is 107520, while the sum is 37.

The square root of 425344870 is about 20623.8907580505. The cubic root of 425344870 is about 752.0506074947.

The spelling of 425344870 in words is "four hundred twenty-five million, three hundred forty-four thousand, eight hundred seventy".