546287280 has 480 divisors, whose sum is σ = 2222857728. Its totient is φ = 109670400.

The previous prime is 546287267. The next prime is 546287293. The reversal of 546287280 is 82782645.

It is a happy number.

It is an interprime number because it is at equal distance from previous prime (546287267) and next prime (546287293).

It is a Harshad number since it is a multiple of its sum of digits (42).

It is an unprimeable number.

It is a polite number, since it can be written in 95 ways as a sum of consecutive naturals, for example, 5303709 + ... + 5303811.

Almost surely, 2^546287280 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 546287280, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1111428864).

546287280 is an abundant number, since it is smaller than the sum of its proper divisors (1676570448).

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

546287280 is a wasteful number, since it uses less digits than its factorization.

546287280 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 185 (or 172 counting only the distinct ones).

The product of its (nonzero) digits is 215040, while the sum is 42.

The square root of 546287280 is about 23372.7893072265. The cubic root of 546287280 is about 817.4735245660.

The spelling of 546287280 in words is "five hundred forty-six million, two hundred eighty-seven thousand, two hundred eighty".