546365440 has 56 divisors (see below), whose sum is σ = 1311295320. Its totient is φ = 218529792.

The previous prime is 546365419. The next prime is 546365447. The reversal of 546365440 is 44563645.

It is a self number, because there is not a number n which added to its sum of digits gives 546365440.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (546365447) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 34291 + ... + 47629.

Almost surely, 2^546365440 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 546365440, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (655647660).

546365440 is an abundant number, since it is smaller than the sum of its proper divisors (764929880).

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

546365440 is an equidigital number, since it uses as much as digits as its factorization.

546365440 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 13370 (or 13346 counting only the distinct ones).

The product of its (nonzero) digits is 172800, while the sum is 37.

The square root of 546365440 is about 23374.4612772145. The cubic root of 546365440 is about 817.5125093554.

The spelling of 546365440 in words is "five hundred forty-six million, three hundred sixty-five thousand, four hundred forty".