540226645 has 64 divisors (see below), whose sum is σ = 813265920. Its totient is φ = 336365568.

The previous prime is 540226627. The next prime is 540226649. The reversal of 540226645 is 546622045.

It is not a de Polignac number, because 540226645 - 2⁵ = 540226613 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 540226645.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (540226649) by changing a digit.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 1704027 + ... + 1704343.

It is an arithmetic number, because the mean of its divisors is an integer number (12707280).

Almost surely, 2^540226645 is an apocalyptic number.

It is an amenable number.

540226645 is a deficient number, since it is larger than the sum of its proper divisors (273039275).

540226645 is a wasteful number, since it uses less digits than its factorization.

540226645 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 454.

The product of its (nonzero) digits is 57600, while the sum is 34.

The square root of 540226645 is about 23242.7761896035. The cubic root of 540226645 is about 814.4391966693.

The spelling of 540226645 in words is "five hundred forty million, two hundred twenty-six thousand, six hundred forty-five".