540920269 has 4 divisors (see below), whose sum is σ = 541056960. Its totient is φ = 540783580.

The previous prime is 540920249. The next prime is 540920287. The reversal of 540920269 is 962029045.

540920269 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-540920269 is a prime.

It is a super-2 number, since 2×540920269² = 585189474830064722, which contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (540920249) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 62227 + ... + 70384.

It is an arithmetic number, because the mean of its divisors is an integer number (135264240).

Almost surely, 2^540920269 is an apocalyptic number.

It is an amenable number.

540920269 is a deficient number, since it is larger than the sum of its proper divisors (136691).

540920269 is a wasteful number, since it uses less digits than its factorization.

540920269 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 136690.

The product of its (nonzero) digits is 38880, while the sum is 37.

The square root of 540920269 is about 23257.6926843571. The cubic root of 540920269 is about 814.7876139968.

The spelling of 540920269 in words is "five hundred forty million, nine hundred twenty thousand, two hundred sixty-nine".