566453420 has 48 divisors (see below), whose sum is σ = 1296540000. Its totient is φ = 206624256.

The previous prime is 566453357. The next prime is 566453467. The reversal of 566453420 is 24354665.

It is a happy number.

It is an unprimeable number.

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 15 ways as a sum of consecutive naturals, for example, 8456 + ... + 34704.

It is an arithmetic number, because the mean of its divisors is an integer number (27011250).

Almost surely, 2^566453420 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 566453420, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (648270000).

566453420 is an abundant number, since it is smaller than the sum of its proper divisors (730086580).

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

566453420 is a wasteful number, since it uses less digits than its factorization.

566453420 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 26354 (or 26352 counting only the distinct ones).

The product of its (nonzero) digits is 86400, while the sum is 35.

The square root of 566453420 is about 23800.2819311033. The cubic root of 566453420 is about 827.4112110112.

The spelling of 566453420 in words is "five hundred sixty-six million, four hundred fifty-three thousand, four hundred twenty".