546571540 has 48 divisors (see below), whose sum is σ = 1236372480. Its totient is φ = 202371840.

The previous prime is 546571523. The next prime is 546571541. The reversal of 546571540 is 45175645.

It is a happy number.

It is a self number, because there is not a number n which added to its sum of digits gives 546571540.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (546571541) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 4905 + ... + 33424.

It is an arithmetic number, because the mean of its divisors is an integer number (25757760).

Almost surely, 2^546571540 is an apocalyptic number.

It is an amenable number.

546571540 is an abundant number, since it is smaller than the sum of its proper divisors (689800940).

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

546571540 is a wasteful number, since it uses less digits than its factorization.

546571540 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 38392 (or 38390 counting only the distinct ones).

The product of its (nonzero) digits is 84000, while the sum is 37.

The square root of 546571540 is about 23378.8695192903. The cubic root of 546571540 is about 817.6152904701.

The spelling of 546571540 in words is "five hundred forty-six million, five hundred seventy-one thousand, five hundred forty".