56583450 has 288 divisors, whose sum is σ = 200558592. Its totient is φ = 11088000.

The previous prime is 56583431. The next prime is 56583451. The reversal of 56583450 is 5438565.

It is an alternating number because its digits alternate between odd and even.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (56583451) by changing a digit.

It is a polite number, since it can be written in 143 ways as a sum of consecutive naturals, for example, 796915 + ... + 796985.

It is an arithmetic number, because the mean of its divisors is an integer number (696384).

Almost surely, 2^56583450 is an apocalyptic number.

56583450 is a gapful number since it is divisible by the number (50) formed by its first and last digit.

It is a practical number, because each smaller number is the sum of distinct divisors of 56583450, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (100279296).

56583450 is an abundant number, since it is smaller than the sum of its proper divisors (143975142).

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

56583450 is a wasteful number, since it uses less digits than its factorization.

56583450 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 130 (or 122 counting only the distinct ones).

The product of its (nonzero) digits is 72000, while the sum is 36.

The square root of 56583450 is about 7522.1971524283. The cubic root of 56583450 is about 383.9103387669.

The spelling of 56583450 in words is "fifty-six million, five hundred eighty-three thousand, four hundred fifty".