425873448 has 384 divisors, whose sum is σ = 1635379200. Its totient is φ = 96422400.

The previous prime is 425873431. The next prime is 425873479. The reversal of 425873448 is 844378524.

It is a happy number.

It is a super-2 number, since 2×425873448² = 362736387422817408, which contains 22 as substring.

It is an unprimeable number.

It is a polite number, since it can be written in 95 ways as a sum of consecutive naturals, for example, 1369213 + ... + 1369523.

It is an arithmetic number, because the mean of its divisors is an integer number (4258800).

Almost surely, 2^425873448 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 425873448, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (817689600).

425873448 is an abundant number, since it is smaller than the sum of its proper divisors (1209505752).

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

425873448 is a wasteful number, since it uses less digits than its factorization.

425873448 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 373 (or 366 counting only the distinct ones).

The product of its digits is 860160, while the sum is 45.

The square root of 425873448 is about 20636.7014806146. The cubic root of 425873448 is about 752.3620041064.

The spelling of 425873448 in words is "four hundred twenty-five million, eight hundred seventy-three thousand, four hundred forty-eight".