540235400 has 24 divisors (see below), whose sum is σ = 1256047770. Its totient is φ = 216094080.

The previous prime is 540235387. The next prime is 540235427. The reversal of 540235400 is 4532045.

It can be written as a sum of positive squares in 3 ways, for example, as 449185636 + 91049764 = 21194^2 + 9542^2 .

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, 1350389 + ... + 1350788.

Almost surely, 2^540235400 is an apocalyptic number.

540235400 is a gapful number since it is divisible by the number (50) formed by its first and last digit.

It is an amenable number.

540235400 is an abundant number, since it is smaller than the sum of its proper divisors (715812370).

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

540235400 is a wasteful number, since it uses less digits than its factorization.

540235400 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2701193 (or 2701184 counting only the distinct ones).

The product of its (nonzero) digits is 2400, while the sum is 23.

The square root of 540235400 is about 23242.9645269273. The cubic root of 540235400 is about 814.4435962898.

Adding to 540235400 its reverse (4532045), we get a palindrome (544767445).

The spelling of 540235400 in words is "five hundred forty million, two hundred thirty-five thousand, four hundred".