543400612 has 48 divisors (see below), whose sum is σ = 1003709952. Its totient is φ = 257091840.

The previous prime is 543400603. The next prime is 543400621. The reversal of 543400612 is 216004345.

It is an interprime number because it is at equal distance from previous prime (543400603) and next prime (543400621).

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1565823 + ... + 1566169.

It is an arithmetic number, because the mean of its divisors is an integer number (20910624).

Almost surely, 2^543400612 is an apocalyptic number.

It is an amenable number.

543400612 is a deficient number, since it is larger than the sum of its proper divisors (460309340).

543400612 is a wasteful number, since it uses less digits than its factorization.

543400612 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 628 (or 626 counting only the distinct ones).

The product of its (nonzero) digits is 2880, while the sum is 25.

The square root of 543400612 is about 23310.9547638015. The cubic root of 543400612 is about 816.0310946276.

Adding to 543400612 its reverse (216004345), we get a palindrome (759404957).

The spelling of 543400612 in words is "five hundred forty-three million, four hundred thousand, six hundred twelve".