425411808 has 96 divisors (see below), whose sum is σ = 1187053056. Its totient is φ = 132937728.

The previous prime is 425411797. The next prime is 425411821. The reversal of 425411808 is 808114524.

It is a tau number, because it is divible by the number of its divisors (96).

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 15 ways as a sum of consecutive naturals, for example, 755335 + ... + 755897.

It is an arithmetic number, because the mean of its divisors is an integer number (12365136).

Almost surely, 2^425411808 is an apocalyptic number.

425411808 is a gapful number since it is divisible by the number (48) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 425411808, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (593526528).

425411808 is an abundant number, since it is smaller than the sum of its proper divisors (761641248).

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

425411808 is a wasteful number, since it uses less digits than its factorization.

425411808 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1056 (or 1048 counting only the distinct ones).

The product of its (nonzero) digits is 10240, while the sum is 33.

The square root of 425411808 is about 20625.5135208799. The cubic root of 425411808 is about 752.0900563643.

The spelling of 425411808 in words is "four hundred twenty-five million, four hundred eleven thousand, eight hundred eight".