545240436 has 48 divisors (see below), whose sum is σ = 1407135744. Its totient is φ = 163230336.

The previous prime is 545240401. The next prime is 545240441. The reversal of 545240436 is 634042545.

It is a junction number, because it is equal to n+sod(n) for n = 545240397 and 545240406.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 41460 + ... + 53003.

It is an arithmetic number, because the mean of its divisors is an integer number (29315328).

Almost surely, 2^545240436 is an apocalyptic number.

It is an amenable number.

545240436 is an abundant number, since it is smaller than the sum of its proper divisors (861895308).

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

545240436 is a wasteful number, since it uses less digits than its factorization.

545240436 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 94520 (or 94518 counting only the distinct ones).

The product of its (nonzero) digits is 57600, while the sum is 33.

The square root of 545240436 is about 23350.3840653639. The cubic root of 545240436 is about 816.9510189780.

The spelling of 545240436 in words is "five hundred forty-five million, two hundred forty thousand, four hundred thirty-six".