425576448 has 144 divisors (see below), whose sum is σ = 1341522000. Its totient is φ = 128901120.

The previous prime is 425576423. The next prime is 425576449. The reversal of 425576448 is 844675524.

It is a tau number, because it is divible by the number of its divisors (144).

It is a super-2 number, since 2×425576448² = 362230626184593408, which contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (425576449) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 201703 + ... + 203801.

It is an arithmetic number, because the mean of its divisors is an integer number (9316125).

Almost surely, 2^425576448 is an apocalyptic number.

425576448 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 425576448, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (670761000).

425576448 is an abundant number, since it is smaller than the sum of its proper divisors (915945552).

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

425576448 is a wasteful number, since it uses less digits than its factorization.

425576448 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2138 (or 2115 counting only the distinct ones).

The product of its digits is 1075200, while the sum is 45.

The square root of 425576448 is about 20629.5043081505. The cubic root of 425576448 is about 752.1870667859.

The spelling of 425576448 in words is "four hundred twenty-five million, five hundred seventy-six thousand, four hundred forty-eight".