539252445 has 16 divisors (see below), whose sum is σ = 864686592. Its totient is φ = 286973760.

The previous prime is 539252437. The next prime is 539252449. The reversal of 539252445 is 544252935.

It is not a de Polignac number, because 539252445 - 2³ = 539252437 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (539252449) by changing a digit.

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 15 ways as a sum of consecutive naturals, for example, 32077 + ... + 45906.

It is an arithmetic number, because the mean of its divisors is an integer number (54042912).

Almost surely, 2^539252445 is an apocalyptic number.

It is an amenable number.

539252445 is a deficient number, since it is larger than the sum of its proper divisors (325434147).

539252445 is a wasteful number, since it uses less digits than its factorization.

539252445 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 78452.

The product of its digits is 216000, while the sum is 39.

The square root of 539252445 is about 23221.8096840018. The cubic root of 539252445 is about 813.9493380242.

The spelling of 539252445 in words is "five hundred thirty-nine million, two hundred fifty-two thousand, four hundred forty-five".