540404038 has 16 divisors (see below), whose sum is σ = 839213280. Its totient is φ = 260680896.

The previous prime is 540404027. The next prime is 540404057. The reversal of 540404038 is 830404045.

It is a junction number, because it is equal to n+sod(n) for n = 540403997 and 540404015.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 93295 + ... + 98917.

It is an arithmetic number, because the mean of its divisors is an integer number (52450830).

Almost surely, 2^540404038 is an apocalyptic number.

540404038 is a gapful number since it is divisible by the number (58) formed by its first and last digit.

540404038 is a deficient number, since it is larger than the sum of its proper divisors (298809242).

540404038 is a wasteful number, since it uses less digits than its factorization.

540404038 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7311.

The product of its (nonzero) digits is 7680, while the sum is 28.

The square root of 540404038 is about 23246.5919652753. The cubic root of 540404038 is about 814.5283320985.

The spelling of 540404038 in words is "five hundred forty million, four hundred four thousand, thirty-eight".