425016672 has 48 divisors (see below), whose sum is σ = 1120598640. Its totient is φ = 141046272.

The previous prime is 425016671. The next prime is 425016673. The reversal of 425016672 is 276610524.

It is an interprime number because it is at equal distance from previous prime (425016671) and next prime (425016673).

It is a tau number, because it is divible by the number of its divisors (48).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (425016671) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 12318 + ... + 31650.

It is an arithmetic number, because the mean of its divisors is an integer number (23345805).

Almost surely, 2^425016672 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 425016672, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (560299320).

425016672 is an abundant number, since it is smaller than the sum of its proper divisors (695581968).

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

425016672 is a wasteful number, since it uses less digits than its factorization.

425016672 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 19575 (or 19567 counting only the distinct ones).

The product of its (nonzero) digits is 20160, while the sum is 33.

The square root of 425016672 is about 20615.9324795169. The cubic root of 425016672 is about 751.8571291882.

The spelling of 425016672 in words is "four hundred twenty-five million, sixteen thousand, six hundred seventy-two".