540844400 has 30 divisors (see below), whose sum is σ = 1299379632. Its totient is φ = 216337600.

The previous prime is 540844399. The next prime is 540844427. The reversal of 540844400 is 4448045.

It is a super-2 number, since 2×540844400² = 585025330022720000, which contains 22 as substring.

It is a congruent number.

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 5 ways as a sum of consecutive naturals, for example, 675656 + ... + 676455.

Almost surely, 2^540844400 is an apocalyptic number.

540844400 is a gapful number since it is divisible by the number (50) formed by its first and last digit.

It is an amenable number.

540844400 is an abundant number, since it is smaller than the sum of its proper divisors (758535232).

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

540844400 is a wasteful number, since it uses less digits than its factorization.

540844400 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1352129 (or 1352118 counting only the distinct ones).

The product of its (nonzero) digits is 10240, while the sum is 29.

The square root of 540844400 is about 23256.0615754259. The cubic root of 540844400 is about 814.7495184182.

The spelling of 540844400 in words is "five hundred forty million, eight hundred forty-four thousand, four hundred".