543425660 has 48 divisors (see below), whose sum is σ = 1209895680. Its totient is φ = 204664320.

The previous prime is 543425657. The next prime is 543425681. The reversal of 543425660 is 66524345.

It is a happy number.

It is a super-2 number, since 2×543425660² = 590622895892871200, which contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 543425660.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 11096 + ... + 34784.

It is an arithmetic number, because the mean of its divisors is an integer number (25206160).

Almost surely, 2^543425660 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 543425660, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (604947840).

543425660 is an abundant number, since it is smaller than the sum of its proper divisors (666470020).

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

543425660 is a wasteful number, since it uses less digits than its factorization.

543425660 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 23766 (or 23764 counting only the distinct ones).

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

The square root of 543425660 is about 23311.4920157419. The cubic root of 543425660 is about 816.0436327271.

The spelling of 543425660 in words is "five hundred forty-three million, four hundred twenty-five thousand, six hundred sixty".