540433805 has 8 divisors (see below), whose sum is σ = 659512800. Its totient is φ = 425018896.

The previous prime is 540433801. The next prime is 540433811. The reversal of 540433805 is 508334045.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 540433805 - 2² = 540433801 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (540433801) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 915695 + ... + 916284.

It is an arithmetic number, because the mean of its divisors is an integer number (82439100).

Almost surely, 2^540433805 is an apocalyptic number.

It is an amenable number.

540433805 is a deficient number, since it is larger than the sum of its proper divisors (119078995).

540433805 is a wasteful number, since it uses less digits than its factorization.

540433805 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1832043.

The product of its (nonzero) digits is 28800, while the sum is 32.

The square root of 540433805 is about 23247.2322008449. The cubic root of 540433805 is about 814.5432873406.

The spelling of 540433805 in words is "five hundred forty million, four hundred thirty-three thousand, eight hundred five".