534401056 has 72 divisors (see below), whose sum is σ = 1228122000. Its totient is φ = 228235392.

The previous prime is 534401051. The next prime is 534401057. The reversal of 534401056 is 650104435.

It is a Harshad number since it is a multiple of its sum of digits (28).

It is not an unprimeable number, because it can be changed into a prime (534401051) by changing a digit.

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 11 ways as a sum of consecutive naturals, for example, 782091 + ... + 782773.

It is an arithmetic number, because the mean of its divisors is an integer number (17057250).

Almost surely, 2^534401056 is an apocalyptic number.

534401056 is a gapful number since it is divisible by the number (56) 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 534401056, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (614061000).

534401056 is an abundant number, since it is smaller than the sum of its proper divisors (693720944).

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

534401056 is a wasteful number, since it uses less digits than its factorization.

534401056 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1206 (or 1191 counting only the distinct ones).

The product of its (nonzero) digits is 7200, while the sum is 28.

The square root of 534401056 is about 23117.1160831104. The cubic root of 534401056 is about 811.5010807480.

The spelling of 534401056 in words is "five hundred thirty-four million, four hundred one thousand, fifty-six".