425437056 has 384 divisors, whose sum is σ = 1492300800. Its totient is φ = 118195200.

The previous prime is 425437039. The next prime is 425437057. The reversal of 425437056 is 650734524.

425437056 is a `hidden beast` number, since 42 + 543 + 70 + 5 + 6 = 666.

It is a tau number, because it is divible by the number of its divisors (384).

It is a Harshad number since it is a multiple of its sum of digits (36).

It is a self number, because there is not a number n which added to its sum of digits gives 425437056.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (425437057) by changing a digit.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 13723761 + ... + 13723791.

It is an arithmetic number, because the mean of its divisors is an integer number (3886200).

Almost surely, 2^425437056 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 425437056, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (746150400).

425437056 is an abundant number, since it is smaller than the sum of its proper divisors (1066863744).

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

425437056 is a wasteful number, since it uses less digits than its factorization.

425437056 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 103 (or 66 counting only the distinct ones).

The product of its (nonzero) digits is 100800, while the sum is 36.

The square root of 425437056 is about 20626.1255692871. The cubic root of 425437056 is about 752.1049348058.

The spelling of 425437056 in words is "four hundred twenty-five million, four hundred thirty-seven thousand, fifty-six".