546746820 has 48 divisors (see below), whose sum is σ = 1532200320. Its totient is φ = 145674496.

The previous prime is 546746807. The next prime is 546746833. The reversal of 546746820 is 28647645.

It is an interprime number because it is at equal distance from previous prime (546746807) and next prime (546746833).

It is a super-2 number, since 2×546746820² = 597864170360224800, which contains 22 as substring.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 82801 + ... + 89159.

It is an arithmetic number, because the mean of its divisors is an integer number (31920840).

Almost surely, 2^546746820 is an apocalyptic number.

It is an amenable number.

546746820 is an abundant number, since it is smaller than the sum of its proper divisors (985453500).

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

546746820 is a wasteful number, since it uses less digits than its factorization.

546746820 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7804 (or 7802 counting only the distinct ones).

The product of its (nonzero) digits is 322560, while the sum is 42.

The square root of 546746820 is about 23382.6179030493. The cubic root of 546746820 is about 817.7026814645.

The spelling of 546746820 in words is "five hundred forty-six million, seven hundred forty-six thousand, eight hundred twenty".