1339527252 has 96 divisors (see below), whose sum is σ = 3632428800. Its totient is φ = 376307712.

The previous prime is 1339527229. The next prime is 1339527283. The reversal of 1339527252 is 2527259331.

It is a self number, because there is not a number n which added to its sum of digits gives 1339527252.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 1741524 + ... + 1742292.

It is an arithmetic number, because the mean of its divisors is an integer number (37837800).

Almost surely, 2^1339527252 is an apocalyptic number.

1339527252 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 1339527252, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1816214400).

1339527252 is an abundant number, since it is smaller than the sum of its proper divisors (2292901548).

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

1339527252 is a wasteful number, since it uses less digits than its factorization.

1339527252 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1105 (or 1103 counting only the distinct ones).

The product of its digits is 113400, while the sum is 39.

The square root of 1339527252 is about 36599.5526202165. The cubic root of 1339527252 is about 1102.3441063815.

The spelling of 1339527252 in words is "one billion, three hundred thirty-nine million, five hundred twenty-seven thousand, two hundred fifty-two".