425266416 has 40 divisors (see below), whose sum is σ = 1220673360. Its totient is φ = 141755328.

The previous prime is 425266409. The next prime is 425266427. The reversal of 425266416 is 614662524.

425266416 is a `hidden beast` number, since 4 + 2 + 5 + 2 + 6 + 641 + 6 = 666.

It is a Harshad number since it is a multiple of its sum of digits (36).

It is a congruent number.

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 7 ways as a sum of consecutive naturals, for example, 491775 + ... + 492638.

It is an arithmetic number, because the mean of its divisors is an integer number (30516834).

Almost surely, 2^425266416 is an apocalyptic number.

It is an amenable number.

425266416 is an abundant number, since it is smaller than the sum of its proper divisors (795406944).

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

425266416 is a wasteful number, since it uses less digits than its factorization.

425266416 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 984430 (or 984418 counting only the distinct ones).

The product of its digits is 69120, while the sum is 36.

The square root of 425266416 is about 20621.9886528918. The cubic root of 425266416 is about 752.0043665810.

The spelling of 425266416 in words is "four hundred twenty-five million, two hundred sixty-six thousand, four hundred sixteen".