546211840 has 96 divisors (see below), whose sum is σ = 1343585880. Its totient is φ = 212992000.

The previous prime is 546211837. The next prime is 546211879. The reversal of 546211840 is 48112645.

It can be written as a sum of positive squares in 4 ways, for example, as 104203264 + 442008576 = 10208^2 + 21024^2 .

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (7) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 419190 + ... + 420490.

Almost surely, 2^546211840 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 546211840, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (671792940).

546211840 is an abundant number, since it is smaller than the sum of its proper divisors (797374040).

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

546211840 is a wasteful number, since it uses less digits than its factorization.

546211840 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1369 (or 1349 counting only the distinct ones).

The product of its (nonzero) digits is 7680, while the sum is 31.

The square root of 546211840 is about 23371.1754090375. The cubic root of 546211840 is about 817.4358929364.

The spelling of 546211840 in words is "five hundred forty-six million, two hundred eleven thousand, eight hundred forty".