545243600 has 120 divisors (see below), whose sum is σ = 1447219872. Its totient is φ = 195750400.

The previous prime is 545243591. The next prime is 545243617. The reversal of 545243600 is 6342545.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 364454 + ... + 365946.

Almost surely, 2^545243600 is an apocalyptic number.

545243600 is a gapful number since it is divisible by the number (50) 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 545243600, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (723609936).

545243600 is an abundant number, since it is smaller than the sum of its proper divisors (901976272).

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

545243600 is a wasteful number, since it uses less digits than its factorization.

545243600 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1605 (or 1594 counting only the distinct ones).

The product of its (nonzero) digits is 14400, while the sum is 29.

The square root of 545243600 is about 23350.4518157572. The cubic root of 545243600 is about 816.9525992154.

The spelling of 545243600 in words is "five hundred forty-five million, two hundred forty-three thousand, six hundred".