425234880 has 448 divisors, whose sum is σ = 1755648000. Its totient is φ = 94887936.

The previous prime is 425234867. The next prime is 425234899. The reversal of 425234880 is 88432524.

It is a tau number, because it is divible by the number of its divisors (448).

It is a super-2 number, since 2×425234880² = 361649406337228800, which contains 22 as substring.

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 (11) of ones.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 4777876 + ... + 4777964.

Almost surely, 2^425234880 is an apocalyptic number.

425234880 is a gapful number since it is divisible by the number (40) 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 425234880, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (877824000).

425234880 is an abundant number, since it is smaller than the sum of its proper divisors (1330413120).

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

425234880 is a wasteful number, since it uses less digits than its factorization.

425234880 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 201 (or 185 counting only the distinct ones).

The product of its (nonzero) digits is 61440, while the sum is 36.

The square root of 425234880 is about 20621.2240179869. The cubic root of 425234880 is about 751.9857776094.

The spelling of 425234880 in words is "four hundred twenty-five million, two hundred thirty-four thousand, eight hundred eighty".