539021472 has 96 divisors (see below), whose sum is σ = 1549062144. Its totient is φ = 162758400.

The previous prime is 539021471. The next prime is 539021473. The reversal of 539021472 is 274120935.

It is an interprime number because it is at equal distance from previous prime (539021471) and next prime (539021473).

It is a tau number, because it is divible by the number of its divisors (96).

It is a Harshad number since it is a multiple of its sum of digits (33).

It is not an unprimeable number, because it can be changed into a prime (539021471) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (7) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 365697 + ... + 367167.

It is an arithmetic number, because the mean of its divisors is an integer number (16136064).

Almost surely, 2^539021472 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 539021472, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (774531072).

539021472 is an abundant number, since it is smaller than the sum of its proper divisors (1010040672).

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

539021472 is a wasteful number, since it uses less digits than its factorization.

539021472 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1842 (or 1834 counting only the distinct ones).

The product of its (nonzero) digits is 15120, while the sum is 33.

The square root of 539021472 is about 23216.8359601389. The cubic root of 539021472 is about 813.8331109707.

It can be divided in two parts, 5390 and 21472, that added together give a palindrome (26862).

The spelling of 539021472 in words is "five hundred thirty-nine million, twenty-one thousand, four hundred seventy-two".